31880345

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6553}}^1$

素因数の和:6704

約数の個数: 16

約数和(自身を含む): 44042880

約数和(自身を除く): 12162535

約数列:

[1, 5, 7, 35, 139, 695, 973, 4865, 6553, 32765, 45871, 229355, 910867, 4554335, 6376069, 31880345]

約数ペア:

[(1, 31880345), (5, 6376069), (7, 4554335), (35, 910867), (139, 229355), (695, 45871), (973, 32765), (4865, 6553)]