681473905

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1\times {\mathrm{643}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 948132864

約数和(自身を除く): 266658959

約数列:

[1, 5, 7, 35, 107, 283, 535, 643, 749, 1415, 1981, 3215, 3745, 4501, 9905, 22505, 30281, 68801, 151405, 181969, 211967, 344005, 481607, 909845, 1059835, 1273783, 2408035, 6368915, 19470683, 97353415, 136294781, 681473905]

約数ペア:

[(1, 681473905), (5, 136294781), (7, 97353415), (35, 19470683), (107, 6368915), (283, 2408035), (535, 1273783), (643, 1059835), (749, 909845), (1415, 481607), (1981, 344005), (3215, 211967), (3745, 181969), (4501, 151405), (9905, 68801), (22505, 30281)]