15721917848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3691}}^1\times {\mathrm{5851}}^1$

素因数の和:9568

約数の個数: 64

約数和(自身を含む): 36297381120

約数和(自身を除く): 20575463272

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 3691, 5851, 7382, 11702, 14764, 23404, 25837, 29528, 40957, 46808, 47983, 51674, 76063, 81914, 95966, 103348, 152126, 163828, 191932, 206696, 304252, 327656, 335881, 383864, 532441, 608504, 671762, 1064882, 1343524, 2129764, 2687048, 4259528, 21596041, 43192082, 86384164, 151172287, 172768328, 280748533, 302344574, 561497066, 604689148, 1122994132, 1209378296, 1965239731, 2245988264, 3930479462, 7860958924, 15721917848]

約数ペア:

[(1, 15721917848), (2, 7860958924), (4, 3930479462), (7, 2245988264), (8, 1965239731), (13, 1209378296), (14, 1122994132), (26, 604689148), (28, 561497066), (52, 302344574), (56, 280748533), (91, 172768328), (104, 151172287), (182, 86384164), (364, 43192082), (728, 21596041), (3691, 4259528), (5851, 2687048), (7382, 2129764), (11702, 1343524), (14764, 1064882), (23404, 671762), (25837, 608504), (29528, 532441), (40957, 383864), (46808, 335881), (47983, 327656), (51674, 304252), (76063, 206696), (81914, 191932), (95966, 163828), (103348, 152126)]