257945435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{827}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 347680512

約数和(自身を除く): 89735077

約数列:

[1, 5, 11, 53, 55, 107, 265, 535, 583, 827, 1177, 2915, 4135, 5671, 5885, 9097, 28355, 43831, 45485, 62381, 88489, 219155, 311905, 442445, 482141, 973379, 2410705, 4689917, 4866895, 23449585, 51589087, 257945435]

約数ペア:

[(1, 257945435), (5, 51589087), (11, 23449585), (53, 4866895), (55, 4689917), (107, 2410705), (265, 973379), (535, 482141), (583, 442445), (827, 311905), (1177, 219155), (2915, 88489), (4135, 62381), (5671, 45485), (5885, 43831), (9097, 28355)]