211981068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15619}}^1$

素因数の和:15671

約数の個数: 72

約数和(自身を含む): 596996400

約数和(自身を除く): 385015332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2262, 3393, 4524, 6786, 13572, 15619, 31238, 46857, 62476, 93714, 140571, 187428, 203047, 281142, 406094, 452951, 562284, 609141, 812188, 905902, 1218282, 1358853, 1811804, 1827423, 2436564, 2717706, 3654846, 4076559, 5435412, 5888363, 7309692, 8153118, 11776726, 16306236, 17665089, 23553452, 35330178, 52995267, 70660356, 105990534, 211981068]

約数ペア:

[(1, 211981068), (2, 105990534), (3, 70660356), (4, 52995267), (6, 35330178), (9, 23553452), (12, 17665089), (13, 16306236), (18, 11776726), (26, 8153118), (29, 7309692), (36, 5888363), (39, 5435412), (52, 4076559), (58, 3654846), (78, 2717706), (87, 2436564), (116, 1827423), (117, 1811804), (156, 1358853), (174, 1218282), (234, 905902), (261, 812188), (348, 609141), (377, 562284), (468, 452951), (522, 406094), (754, 281142), (1044, 203047), (1131, 187428), (1508, 140571), (2262, 93714), (3393, 62476), (4524, 46857), (6786, 31238), (13572, 15619)]