31973994

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 78650880

約数和(自身を除く): 46676886

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1231, 1443, 1998, 2462, 2886, 3693, 4329, 7386, 8658, 11079, 12987, 16003, 22158, 25974, 32006, 33237, 45547, 48009, 66474, 91094, 96018, 136641, 144027, 273282, 288054, 409923, 432081, 592111, 819846, 864162, 1184222, 1229769, 1776333, 2459538, 3552666, 5328999, 10657998, 15986997, 31973994]

約数ペア:

[(1, 31973994), (2, 15986997), (3, 10657998), (6, 5328999), (9, 3552666), (13, 2459538), (18, 1776333), (26, 1229769), (27, 1184222), (37, 864162), (39, 819846), (54, 592111), (74, 432081), (78, 409923), (111, 288054), (117, 273282), (222, 144027), (234, 136641), (333, 96018), (351, 91094), (481, 66474), (666, 48009), (702, 45547), (962, 33237), (999, 32006), (1231, 25974), (1443, 22158), (1998, 16003), (2462, 12987), (2886, 11079), (3693, 8658), (4329, 7386)]