1291268270

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{866623}}^1$

素因数の和:866779

約数の個数: 16

約数和(自身を含む): 2339884800

約数和(自身を除く): 1048616530

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 866623, 1733246, 4333115, 8666230, 129126827, 258253654, 645634135, 1291268270]

約数ペア:

[(1, 1291268270), (2, 645634135), (5, 258253654), (10, 129126827), (149, 8666230), (298, 4333115), (745, 1733246), (1490, 866623)]