30571961

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 35769600

約数和(自身を除く): 5197639

約数列:

[1, 7, 71, 137, 449, 497, 959, 3143, 9727, 31879, 61513, 68089, 223153, 430591, 4367423, 30571961]

約数ペア:

[(1, 30571961), (7, 4367423), (71, 430591), (137, 223153), (449, 68089), (497, 61513), (959, 31879), (3143, 9727)]