13406275

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 17298000

約数和(自身を除く): 3891725

約数列:

[1, 5, 25, 59, 61, 149, 295, 305, 745, 1475, 1525, 3599, 3725, 8791, 9089, 17995, 43955, 45445, 89975, 219775, 227225, 536251, 2681255, 13406275]

約数ペア:

[(1, 13406275), (5, 2681255), (25, 536251), (59, 227225), (61, 219775), (149, 89975), (295, 45445), (305, 43955), (745, 17995), (1475, 9089), (1525, 8791), (3599, 3725)]