82667215

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 100509696

約数和(自身を除く): 17842481

約数列:

[1, 5, 151, 223, 491, 755, 1115, 2455, 33673, 74141, 109493, 168365, 370705, 547465, 16533443, 82667215]

約数ペア:

[(1, 82667215), (5, 16533443), (151, 547465), (223, 370705), (491, 168365), (755, 109493), (1115, 74141), (2455, 33673)]