42356639

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 50753952

約数和(自身を除く): 8397313

約数列:

[1, 13, 17, 23, 169, 221, 299, 391, 641, 2873, 3887, 5083, 8333, 10897, 14743, 66079, 108329, 141661, 191659, 250631, 1841593, 2491567, 3258203, 42356639]

約数ペア:

[(1, 42356639), (13, 3258203), (17, 2491567), (23, 1841593), (169, 250631), (221, 191659), (299, 141661), (391, 108329), (641, 66079), (2873, 14743), (3887, 10897), (5083, 8333)]