161808548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{99391}}^1$

素因数の和:99443

約数の個数: 24

約数和(自身を含む): 317259264

約数和(自身を除く): 155450716

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 99391, 198782, 397564, 1093301, 2186602, 3677467, 4373204, 7354934, 14709868, 40452137, 80904274, 161808548]

約数ペア:

[(1, 161808548), (2, 80904274), (4, 40452137), (11, 14709868), (22, 7354934), (37, 4373204), (44, 3677467), (74, 2186602), (148, 1093301), (407, 397564), (814, 198782), (1628, 99391)]