12678545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3779}}^1$

素因数の和:3856

約数の個数: 16

約数和(自身を含む): 16873920

約数和(自身を除く): 4195375

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 3779, 18895, 41569, 207845, 230519, 1152595, 2535709, 12678545]

約数ペア:

[(1, 12678545), (5, 2535709), (11, 1152595), (55, 230519), (61, 207845), (305, 41569), (671, 18895), (3355, 3779)]