218490189

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1\times {\mathrm{2879}}^1$

素因数の和:3540

約数の個数: 16

約数和(自身を含む): 299013120

約数和(自身を除く): 80522931

約数列:

[1, 3, 41, 123, 617, 1851, 2879, 8637, 25297, 75891, 118039, 354117, 1776343, 5329029, 72830063, 218490189]

約数ペア:

[(1, 218490189), (3, 72830063), (41, 5329029), (123, 1776343), (617, 354117), (1851, 118039), (2879, 75891), (8637, 25297)]