149890895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{631}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 224971776

約数和(自身を除く): 75080881

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 617, 631, 3085, 3155, 4319, 4417, 6787, 6941, 21595, 22085, 33935, 34705, 47509, 48587, 237545, 242935, 389327, 1946635, 2725289, 4282597, 13626445, 21412985, 29978179, 149890895]

約数ペア:

[(1, 149890895), (5, 29978179), (7, 21412985), (11, 13626445), (35, 4282597), (55, 2725289), (77, 1946635), (385, 389327), (617, 242935), (631, 237545), (3085, 48587), (3155, 47509), (4319, 34705), (4417, 33935), (6787, 22085), (6941, 21595)]