42153442

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{641}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 64066464

約数和(自身を除く): 21913022

約数列:

[1, 2, 131, 251, 262, 502, 641, 1282, 32881, 65762, 83971, 160891, 167942, 321782, 21076721, 42153442]

約数ペア:

[(1, 42153442), (2, 21076721), (131, 321782), (251, 167942), (262, 160891), (502, 83971), (641, 65762), (1282, 32881)]