12123972

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 38304000

約数和(自身を除く): 26180028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 49, 54, 58, 63, 79, 84, 87, 98, 108, 116, 126, 147, 158, 174, 189, 196, 203, 237, 252, 261, 294, 316, 348, 378, 406, 441, 474, 522, 553, 588, 609, 711, 756, 783, 812, 882, 948, 1044, 1106, 1218, 1323, 1421, 1422, 1566, 1659, 1764, 1827, 2133, 2212, 2291, 2436, 2646, 2842, 2844, 3132, 3318, 3654, 3871, 4263, 4266, 4582, 4977, 5292, 5481, 5684, 6636, 6873, 7308, 7742, 8526, 8532, 9164, 9954, 10962, 11613, 12789, 13746, 14931, 15484, 16037, 17052, 19908, 20619, 21924, 23226, 25578, 27492, 29862, 32074, 34839, 38367, 41238, 46452, 48111, 51156, 59724, 61857, 64148, 69678, 76734, 82476, 96222, 104517, 112259, 123714, 139356, 144333, 153468, 192444, 209034, 224518, 247428, 288666, 336777, 418068, 432999, 449036, 577332, 673554, 865998, 1010331, 1347108, 1731996, 2020662, 3030993, 4041324, 6061986, 12123972]

約数ペア:

[(1, 12123972), (2, 6061986), (3, 4041324), (4, 3030993), (6, 2020662), (7, 1731996), (9, 1347108), (12, 1010331), (14, 865998), (18, 673554), (21, 577332), (27, 449036), (28, 432999), (29, 418068), (36, 336777), (42, 288666), (49, 247428), (54, 224518), (58, 209034), (63, 192444), (79, 153468), (84, 144333), (87, 139356), (98, 123714), (108, 112259), (116, 104517), (126, 96222), (147, 82476), (158, 76734), (174, 69678), (189, 64148), (196, 61857), (203, 59724), (237, 51156), (252, 48111), (261, 46452), (294, 41238), (316, 38367), (348, 34839), (378, 32074), (406, 29862), (441, 27492), (474, 25578), (522, 23226), (553, 21924), (588, 20619), (609, 19908), (711, 17052), (756, 16037), (783, 15484), (812, 14931), (882, 13746), (948, 12789), (1044, 11613), (1106, 10962), (1218, 9954), (1323, 9164), (1421, 8532), (1422, 8526), (1566, 7742), (1659, 7308), (1764, 6873), (1827, 6636), (2133, 5684), (2212, 5481), (2291, 5292), (2436, 4977), (2646, 4582), (2842, 4266), (2844, 4263), (3132, 3871), (3318, 3654)]