668154634

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{303983}}^1$

素因数の和:304149

約数の個数: 16

約数和(自身を含む): 1152707328

約数和(自身を除く): 484552694

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 303983, 607966, 2127881, 4255762, 47725331, 95450662, 334077317, 668154634]

約数ペア:

[(1, 668154634), (2, 334077317), (7, 95450662), (14, 47725331), (157, 4255762), (314, 2127881), (1099, 607966), (2198, 303983)]