57872787

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 90140160

約数和(自身を除く): 32267373

約数列:

[1, 3, 7, 21, 109, 131, 193, 327, 393, 579, 763, 917, 1351, 2289, 2751, 4053, 14279, 21037, 25283, 42837, 63111, 75849, 99953, 147259, 176981, 299859, 441777, 530943, 2755847, 8267541, 19290929, 57872787]

約数ペア:

[(1, 57872787), (3, 19290929), (7, 8267541), (21, 2755847), (109, 530943), (131, 441777), (193, 299859), (327, 176981), (393, 147259), (579, 99953), (763, 75849), (917, 63111), (1351, 42837), (2289, 25283), (2751, 21037), (4053, 14279)]