28103784

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 73440000

約数和(自身を除く): 45336216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 149, 174, 232, 271, 298, 348, 447, 542, 596, 696, 813, 894, 1084, 1192, 1626, 1788, 2168, 3252, 3576, 4321, 6504, 7859, 8642, 12963, 15718, 17284, 23577, 25926, 31436, 34568, 40379, 47154, 51852, 62872, 80758, 94308, 103704, 121137, 161516, 188616, 242274, 323032, 484548, 969096, 1170991, 2341982, 3512973, 4683964, 7025946, 9367928, 14051892, 28103784]

約数ペア:

[(1, 28103784), (2, 14051892), (3, 9367928), (4, 7025946), (6, 4683964), (8, 3512973), (12, 2341982), (24, 1170991), (29, 969096), (58, 484548), (87, 323032), (116, 242274), (149, 188616), (174, 161516), (232, 121137), (271, 103704), (298, 94308), (348, 80758), (447, 62872), (542, 51852), (596, 47154), (696, 40379), (813, 34568), (894, 31436), (1084, 25926), (1192, 23577), (1626, 17284), (1788, 15718), (2168, 12963), (3252, 8642), (3576, 7859), (4321, 6504)]