159420905

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{42569}}^1$

素因数の和:42688

約数の個数: 16

約数和(自身を含む): 220682880

約数和(自身を除く): 61261975

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 42569, 212845, 297983, 1489915, 4554883, 22774415, 31884181, 159420905]

約数ペア:

[(1, 159420905), (5, 31884181), (7, 22774415), (35, 4554883), (107, 1489915), (535, 297983), (749, 212845), (3745, 42569)]