1490860028

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{357349}}^1$

素因数の和:357509

約数の個数: 24

約数和(自身を含む): 3001740000

約数和(自身を除く): 1510879972

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 357349, 714698, 1429396, 2501443, 5002886, 10005772, 53245001, 106490002, 212980004, 372715007, 745430014, 1490860028]

約数ペア:

[(1, 1490860028), (2, 745430014), (4, 372715007), (7, 212980004), (14, 106490002), (28, 53245001), (149, 10005772), (298, 5002886), (596, 2501443), (1043, 1429396), (2086, 714698), (4172, 357349)]