1964963

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 2670336

約数和(自身を除く): 705373

約数列:

[1, 7, 11, 13, 77, 91, 143, 151, 169, 1001, 1057, 1183, 1661, 1859, 1963, 11627, 13013, 13741, 21593, 25519, 151151, 178633, 280709, 1964963]

約数ペア:

[(1, 1964963), (7, 280709), (11, 178633), (13, 151151), (77, 25519), (91, 21593), (143, 13741), (151, 13013), (169, 11627), (1001, 1963), (1057, 1859), (1183, 1661)]