72295279

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1789}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 86607360

約数和(自身を除く): 14312081

約数列:

[1, 7, 23, 161, 251, 1757, 1789, 5773, 12523, 40411, 41147, 288029, 449039, 3143273, 10327897, 72295279]

約数ペア:

[(1, 72295279), (7, 10327897), (23, 3143273), (161, 449039), (251, 288029), (1757, 41147), (1789, 40411), (5773, 12523)]