12739585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2357}}^1$

素因数の和:2432

約数の個数: 16

約数和(自身を含む): 16298496

約数和(自身を除く): 3558911

約数列:

[1, 5, 23, 47, 115, 235, 1081, 2357, 5405, 11785, 54211, 110779, 271055, 553895, 2547917, 12739585]

約数ペア:

[(1, 12739585), (5, 2547917), (23, 553895), (47, 271055), (115, 110779), (235, 54211), (1081, 11785), (2357, 5405)]