157721210

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 288271872

約数和(自身を除く): 130550662

約数列:

[1, 2, 5, 10, 107, 214, 223, 446, 535, 661, 1070, 1115, 1322, 2230, 3305, 6610, 23861, 47722, 70727, 119305, 141454, 147403, 238610, 294806, 353635, 707270, 737015, 1474030, 15772121, 31544242, 78860605, 157721210]

約数ペア:

[(1, 157721210), (2, 78860605), (5, 31544242), (10, 15772121), (107, 1474030), (214, 737015), (223, 707270), (446, 353635), (535, 294806), (661, 238610), (1070, 147403), (1115, 141454), (1322, 119305), (2230, 70727), (3305, 47722), (6610, 23861)]