1280452538

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{62297}}^1$

素因数の和:62581

約数の個数: 16

約数和(自身を含む): 1973600640

約数和(自身を除く): 693148102

約数列:

[1, 2, 43, 86, 239, 478, 10277, 20554, 62297, 124594, 2678771, 5357542, 14888983, 29777966, 640226269, 1280452538]

約数ペア:

[(1, 1280452538), (2, 640226269), (43, 29777966), (86, 14888983), (239, 5357542), (478, 2678771), (10277, 124594), (20554, 62297)]