31855621

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{821}}^1$

素因数の和:1092

約数の個数: 16

約数和(自身を含む): 38193408

約数和(自身を除く): 6337787

約数列:

[1, 7, 23, 161, 241, 821, 1687, 5543, 5747, 18883, 38801, 132181, 197861, 1385027, 4550803, 31855621]

約数ペア:

[(1, 31855621), (7, 4550803), (23, 1385027), (161, 197861), (241, 132181), (821, 38801), (1687, 18883), (5543, 5747)]