72586917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{620401}}^1$

素因数の和:620420

約数の個数: 12

約数和(自身を含む): 112913164

約数和(自身を除く): 40326247

約数列:

[1, 3, 9, 13, 39, 117, 620401, 1861203, 5583609, 8065213, 24195639, 72586917]

約数ペア:

[(1, 72586917), (3, 24195639), (9, 8065213), (13, 5583609), (39, 1861203), (117, 620401)]