64675772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{121571}}^1$

素因数の和:121601

約数の個数: 24

約数和(自身を含む): 136160640

約数和(自身を除く): 71484868

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 121571, 243142, 486284, 850997, 1701994, 2309849, 3403988, 4619698, 9239396, 16168943, 32337886, 64675772]

約数ペア:

[(1, 64675772), (2, 32337886), (4, 16168943), (7, 9239396), (14, 4619698), (19, 3403988), (28, 2309849), (38, 1701994), (76, 850997), (133, 486284), (266, 243142), (532, 121571)]