12699585

素因数分解:

$3^4\times 5^1\times {\mathrm{31357}}^1$

素因数の和:31374

約数の個数: 20

約数和(自身を含む): 22765908

約数和(自身を除く): 10066323

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31357, 94071, 156785, 282213, 470355, 846639, 1411065, 2539917, 4233195, 12699585]

約数ペア:

[(1, 12699585), (3, 4233195), (5, 2539917), (9, 1411065), (15, 846639), (27, 470355), (45, 282213), (81, 156785), (135, 94071), (405, 31357)]