128385103

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{72493}}^1$

素因数の和:72534

約数の個数: 16

約数和(自身を含む): 167026176

約数和(自身を除く): 38641073

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 72493, 507451, 797423, 1667339, 5581961, 11671373, 18340729, 128385103]

約数ペア:

[(1, 128385103), (7, 18340729), (11, 11671373), (23, 5581961), (77, 1667339), (161, 797423), (253, 507451), (1771, 72493)]