194245389

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{127709}}^1$

素因数の和:127741

約数の個数: 18

約数和(自身を含む): 303822090

約数和(自身を除く): 109576701

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 127709, 383127, 1149381, 1660217, 4980651, 14941953, 21582821, 64748463, 194245389]

約数ペア:

[(1, 194245389), (3, 64748463), (9, 21582821), (13, 14941953), (39, 4980651), (117, 1660217), (169, 1149381), (507, 383127), (1521, 127709)]