202391189

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 277714944

約数和(自身を除く): 75323755

約数列:

[1, 7, 11, 13, 77, 91, 103, 143, 151, 169, 721, 1001, 1057, 1133, 1183, 1339, 1661, 1859, 1963, 7931, 9373, 11627, 13013, 13741, 14729, 15553, 17407, 21593, 25519, 103103, 108871, 121849, 151151, 171083, 178633, 191477, 202189, 280709, 1197581, 1340339, 1415323, 1964963, 2224079, 2628457, 15568553, 18399199, 28913027, 202391189]

約数ペア:

[(1, 202391189), (7, 28913027), (11, 18399199), (13, 15568553), (77, 2628457), (91, 2224079), (103, 1964963), (143, 1415323), (151, 1340339), (169, 1197581), (721, 280709), (1001, 202189), (1057, 191477), (1133, 178633), (1183, 171083), (1339, 151151), (1661, 121849), (1859, 108871), (1963, 103103), (7931, 25519), (9373, 21593), (11627, 17407), (13013, 15553), (13741, 14729)]