42939728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3499}}^1$

素因数の和:3579

約数の個数: 40

約数和(自身を含む): 91140000

約数和(自身を除く): 48200272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 3068, 3499, 6136, 6998, 12272, 13996, 27992, 45487, 55984, 90974, 181948, 206441, 363896, 412882, 727792, 825764, 1651528, 2683733, 3303056, 5367466, 10734932, 21469864, 42939728]

約数ペア:

[(1, 42939728), (2, 21469864), (4, 10734932), (8, 5367466), (13, 3303056), (16, 2683733), (26, 1651528), (52, 825764), (59, 727792), (104, 412882), (118, 363896), (208, 206441), (236, 181948), (472, 90974), (767, 55984), (944, 45487), (1534, 27992), (3068, 13996), (3499, 12272), (6136, 6998)]