391036478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{5039}}^1$

素因数の和:5312

約数の個数: 32

約数和(自身を含む): 702535680

約数和(自身を除く): 311499202

約数列:

[1, 2, 7, 14, 23, 46, 161, 241, 322, 482, 1687, 3374, 5039, 5543, 10078, 11086, 35273, 38801, 70546, 77602, 115897, 231794, 811279, 1214399, 1622558, 2428798, 8500793, 17001586, 27931177, 55862354, 195518239, 391036478]

約数ペア:

[(1, 391036478), (2, 195518239), (7, 55862354), (14, 27931177), (23, 17001586), (46, 8500793), (161, 2428798), (241, 1622558), (322, 1214399), (482, 811279), (1687, 231794), (3374, 115897), (5039, 77602), (5543, 70546), (10078, 38801), (11086, 35273)]