165708387

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{108947}}^1$

素因数の和:108979

約数の個数: 18

約数和(自身を含む): 259187292

約数和(自身を除く): 93478905

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 108947, 326841, 980523, 1416311, 4248933, 12746799, 18412043, 55236129, 165708387]

約数ペア:

[(1, 165708387), (3, 55236129), (9, 18412043), (13, 12746799), (39, 4248933), (117, 1416311), (169, 980523), (507, 326841), (1521, 108947)]