25211373

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 38100480

約数和(自身を除く): 12889107

約数列:

[1, 3, 11, 33, 43, 109, 129, 163, 327, 473, 489, 1199, 1419, 1793, 3597, 4687, 5379, 7009, 14061, 17767, 21027, 51557, 53301, 77099, 154671, 195437, 231297, 586311, 763981, 2291943, 8403791, 25211373]

約数ペア:

[(1, 25211373), (3, 8403791), (11, 2291943), (33, 763981), (43, 586311), (109, 231297), (129, 195437), (163, 154671), (327, 77099), (473, 53301), (489, 51557), (1199, 21027), (1419, 17767), (1793, 14061), (3597, 7009), (4687, 5379)]