31075135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 46287360

約数和(自身を除く): 15212225

約数列:

[1, 5, 7, 13, 35, 65, 91, 163, 419, 455, 815, 1141, 2095, 2119, 2933, 5447, 5705, 10595, 14665, 14833, 27235, 38129, 68297, 74165, 190645, 341485, 478079, 887861, 2390395, 4439305, 6215027, 31075135]

約数ペア:

[(1, 31075135), (5, 6215027), (7, 4439305), (13, 2390395), (35, 887861), (65, 478079), (91, 341485), (163, 190645), (419, 74165), (455, 68297), (815, 38129), (1141, 27235), (2095, 14833), (2119, 14665), (2933, 10595), (5447, 5705)]