12643395

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5657}}^1$

素因数の和:5814

約数の個数: 16

約数和(自身を含む): 20368800

約数和(自身を除く): 7725405

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 5657, 16971, 28285, 84855, 842893, 2528679, 4214465, 12643395]

約数ペア:

[(1, 12643395), (3, 4214465), (5, 2528679), (15, 842893), (149, 84855), (447, 28285), (745, 16971), (2235, 5657)]