64956668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{122099}}^1$

素因数の和:122129

約数の個数: 24

約数和(自身を含む): 136752000

約数和(自身を除く): 71795332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 122099, 244198, 488396, 854693, 1709386, 2319881, 3418772, 4639762, 9279524, 16239167, 32478334, 64956668]

約数ペア:

[(1, 64956668), (2, 32478334), (4, 16239167), (7, 9279524), (14, 4639762), (19, 3418772), (28, 2319881), (38, 1709386), (76, 854693), (133, 488396), (266, 244198), (532, 122099)]