12945745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 17510400

約数和(自身を除く): 4564655

約数列:

[1, 5, 19, 29, 37, 95, 127, 145, 185, 551, 635, 703, 1073, 2413, 2755, 3515, 3683, 4699, 5365, 12065, 18415, 20387, 23495, 69977, 89281, 101935, 136271, 349885, 446405, 681355, 2589149, 12945745]

約数ペア:

[(1, 12945745), (5, 2589149), (19, 681355), (29, 446405), (37, 349885), (95, 136271), (127, 101935), (145, 89281), (185, 69977), (551, 23495), (635, 20387), (703, 18415), (1073, 12065), (2413, 5365), (2755, 4699), (3515, 3683)]