131020408

素因数分解:

$2^3\times {\mathrm{773}}^1\times {\mathrm{21187}}^1$

素因数の和:21966

約数の個数: 16

約数和(自身を含む): 245992680

約数和(自身を除く): 114972272

約数列:

[1, 2, 4, 8, 773, 1546, 3092, 6184, 21187, 42374, 84748, 169496, 16377551, 32755102, 65510204, 131020408]

約数ペア:

[(1, 131020408), (2, 65510204), (4, 32755102), (8, 16377551), (773, 169496), (1546, 84748), (3092, 42374), (6184, 21187)]