12961490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{701}}^1$

素因数の和:794

約数の個数: 24

約数和(自身を含む): 23919948

約数和(自身を除く): 10958458

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 701, 1402, 1849, 3505, 3698, 7010, 9245, 18490, 30143, 60286, 150715, 301430, 1296149, 2592298, 6480745, 12961490]

約数ペア:

[(1, 12961490), (2, 6480745), (5, 2592298), (10, 1296149), (43, 301430), (86, 150715), (215, 60286), (430, 30143), (701, 18490), (1402, 9245), (1849, 7010), (3505, 3698)]