131311908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 192

約数和(自身を含む): 433520640

約数和(自身を除く): 302208732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 31, 36, 39, 42, 52, 54, 62, 63, 78, 84, 91, 93, 108, 117, 124, 126, 156, 182, 186, 189, 217, 234, 252, 273, 279, 351, 364, 372, 378, 403, 431, 434, 468, 546, 558, 651, 702, 756, 806, 819, 837, 862, 868, 1092, 1116, 1209, 1293, 1302, 1404, 1612, 1638, 1674, 1724, 1953, 2418, 2457, 2586, 2604, 2821, 3017, 3276, 3348, 3627, 3879, 3906, 4836, 4914, 5172, 5603, 5642, 5859, 6034, 7254, 7758, 7812, 8463, 9051, 9828, 10881, 11206, 11284, 11637, 11718, 12068, 13361, 14508, 15516, 16809, 16926, 18102, 21762, 22412, 23274, 23436, 25389, 26722, 27153, 33618, 33852, 36204, 39221, 40083, 43524, 46548, 50427, 50778, 53444, 54306, 67236, 76167, 78442, 80166, 81459, 93527, 100854, 101556, 108612, 117663, 120249, 151281, 152334, 156884, 160332, 162918, 173693, 187054, 201708, 235326, 240498, 280581, 302562, 304668, 325836, 347386, 352989, 360747, 374108, 470652, 480996, 521079, 561162, 605124, 694772, 705978, 721494, 841743, 1042158, 1058967, 1122324, 1215851, 1411956, 1442988, 1563237, 1683486, 2084316, 2117934, 2431702, 2525229, 3126474, 3366972, 3647553, 4235868, 4689711, 4863404, 5050458, 6252948, 7295106, 9379422, 10100916, 10942659, 14590212, 18758844, 21885318, 32827977, 43770636, 65655954, 131311908]

約数ペア:

[(1, 131311908), (2, 65655954), (3, 43770636), (4, 32827977), (6, 21885318), (7, 18758844), (9, 14590212), (12, 10942659), (13, 10100916), (14, 9379422), (18, 7295106), (21, 6252948), (26, 5050458), (27, 4863404), (28, 4689711), (31, 4235868), (36, 3647553), (39, 3366972), (42, 3126474), (52, 2525229), (54, 2431702), (62, 2117934), (63, 2084316), (78, 1683486), (84, 1563237), (91, 1442988), (93, 1411956), (108, 1215851), (117, 1122324), (124, 1058967), (126, 1042158), (156, 841743), (182, 721494), (186, 705978), (189, 694772), (217, 605124), (234, 561162), (252, 521079), (273, 480996), (279, 470652), (351, 374108), (364, 360747), (372, 352989), (378, 347386), (403, 325836), (431, 304668), (434, 302562), (468, 280581), (546, 240498), (558, 235326), (651, 201708), (702, 187054), (756, 173693), (806, 162918), (819, 160332), (837, 156884), (862, 152334), (868, 151281), (1092, 120249), (1116, 117663), (1209, 108612), (1293, 101556), (1302, 100854), (1404, 93527), (1612, 81459), (1638, 80166), (1674, 78442), (1724, 76167), (1953, 67236), (2418, 54306), (2457, 53444), (2586, 50778), (2604, 50427), (2821, 46548), (3017, 43524), (3276, 40083), (3348, 39221), (3627, 36204), (3879, 33852), (3906, 33618), (4836, 27153), (4914, 26722), (5172, 25389), (5603, 23436), (5642, 23274), (5859, 22412), (6034, 21762), (7254, 18102), (7758, 16926), (7812, 16809), (8463, 15516), (9051, 14508), (9828, 13361), (10881, 12068), (11206, 11718), (11284, 11637)]