561418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:190

約数の個数: 24

約数和(自身を含む): 1001376

約数和(自身を除く): 439958

約数列:

[1, 2, 11, 13, 22, 26, 143, 151, 169, 286, 302, 338, 1661, 1859, 1963, 3322, 3718, 3926, 21593, 25519, 43186, 51038, 280709, 561418]

約数ペア:

[(1, 561418), (2, 280709), (11, 51038), (13, 43186), (22, 25519), (26, 21593), (143, 3926), (151, 3718), (169, 3322), (286, 1963), (302, 1859), (338, 1661)]