168193701

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{110581}}^1$

素因数の和:110613

約数の個数: 18

約数和(自身を含む): 263074578

約数和(自身を除く): 94880877

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 110581, 331743, 995229, 1437553, 4312659, 12937977, 18688189, 56064567, 168193701]

約数ペア:

[(1, 168193701), (3, 56064567), (9, 18688189), (13, 12937977), (39, 4312659), (117, 1437553), (169, 995229), (507, 331743), (1521, 110581)]