669868298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{121309}}^1$

素因数の和:121573

約数の個数: 16

約数和(自身を含む): 1100524320

約数和(自身を除く): 430656022

約数列:

[1, 2, 11, 22, 251, 502, 2761, 5522, 121309, 242618, 1334399, 2668798, 30448559, 60897118, 334934149, 669868298]

約数ペア:

[(1, 669868298), (2, 334934149), (11, 60897118), (22, 30448559), (251, 2668798), (502, 1334399), (2761, 242618), (5522, 121309)]