172638147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{66221}}^1$

素因数の和:66314

約数の個数: 16

約数和(自身を含む): 254292480

約数和(自身を除く): 81654333

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 66221, 198663, 728431, 2185293, 5231459, 15694377, 57546049, 172638147]

約数ペア:

[(1, 172638147), (3, 57546049), (11, 15694377), (33, 5231459), (79, 2185293), (237, 728431), (869, 198663), (2607, 66221)]