66590901

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43781}}^1$

素因数の和:43813

約数の個数: 18

約数和(自身を含む): 104157378

約数和(自身を除く): 37566477

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 43781, 131343, 394029, 569153, 1707459, 5122377, 7398989, 22196967, 66590901]

約数ペア:

[(1, 66590901), (3, 22196967), (9, 7398989), (13, 5122377), (39, 1707459), (117, 569153), (169, 394029), (507, 131343), (1521, 43781)]