31449430

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21107}}^1$

素因数の和:21263

約数の個数: 16

約数和(自身を含む): 56991600

約数和(自身を除く): 25542170

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 21107, 42214, 105535, 211070, 3144943, 6289886, 15724715, 31449430]

約数ペア:

[(1, 31449430), (2, 15724715), (5, 6289886), (10, 3144943), (149, 211070), (298, 105535), (745, 42214), (1490, 21107)]