664940164

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{94613}}^1$

素因数の和:94875

約数の個数: 24

約数和(自身を含む): 1335192768

約数和(自身を除く): 670252604

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 94613, 189226, 378452, 662291, 1324582, 2649164, 23747863, 47495726, 94991452, 166235041, 332470082, 664940164]

約数ペア:

[(1, 664940164), (2, 332470082), (4, 166235041), (7, 94991452), (14, 47495726), (28, 23747863), (251, 2649164), (502, 1324582), (1004, 662291), (1757, 378452), (3514, 189226), (7028, 94613)]