1628471481

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3881}}^1$

素因数の和:3986

約数の個数: 64

約数和(自身を含む): 2817400320

約数和(自身を除く): 1188928839

約数列:

[1, 3, 7, 13, 21, 29, 39, 53, 87, 91, 159, 203, 273, 371, 377, 609, 689, 1113, 1131, 1537, 2067, 2639, 3881, 4611, 4823, 7917, 10759, 11643, 14469, 19981, 27167, 32277, 50453, 59943, 81501, 112549, 139867, 151359, 205693, 337647, 353171, 419601, 617079, 787843, 1059513, 1439851, 1463137, 2363529, 2674009, 4319553, 4389411, 5965097, 8022027, 10241959, 17895291, 18718063, 30725877, 41755679, 56154189, 77546261, 125267037, 232638783, 542823827, 1628471481]

約数ペア:

[(1, 1628471481), (3, 542823827), (7, 232638783), (13, 125267037), (21, 77546261), (29, 56154189), (39, 41755679), (53, 30725877), (87, 18718063), (91, 17895291), (159, 10241959), (203, 8022027), (273, 5965097), (371, 4389411), (377, 4319553), (609, 2674009), (689, 2363529), (1113, 1463137), (1131, 1439851), (1537, 1059513), (2067, 787843), (2639, 617079), (3881, 419601), (4611, 353171), (4823, 337647), (7917, 205693), (10759, 151359), (11643, 139867), (14469, 112549), (19981, 81501), (27167, 59943), (32277, 50453)]