72221987

素因数分解:

${\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 75932640

約数和(自身を除く): 3710653

約数列:

[1, 53, 61, 89, 251, 3233, 4717, 5429, 13303, 15311, 22339, 287737, 811483, 1183967, 1362679, 72221987]

約数ペア:

[(1, 72221987), (53, 1362679), (61, 1183967), (89, 811483), (251, 287737), (3233, 22339), (4717, 15311), (5429, 13303)]