631139905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1471}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 858470400

約数和(自身を除く): 227330495

約数列:

[1, 5, 11, 29, 55, 145, 269, 319, 1345, 1471, 1595, 2959, 7355, 7801, 14795, 16181, 39005, 42659, 80905, 85811, 213295, 395699, 429055, 469249, 1978495, 2346245, 4352689, 11475271, 21763445, 57376355, 126227981, 631139905]

約数ペア:

[(1, 631139905), (5, 126227981), (11, 57376355), (29, 21763445), (55, 11475271), (145, 4352689), (269, 2346245), (319, 1978495), (1345, 469249), (1471, 429055), (1595, 395699), (2959, 213295), (7355, 85811), (7801, 80905), (14795, 42659), (16181, 39005)]