641243804

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{50207}}^1$

素因数の和:50345

約数の個数: 24

約数和(自身を含む): 1169645568

約数和(自身を除く): 528401764

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 3193, 6386, 12772, 50207, 100414, 200828, 1556417, 3112834, 5171321, 6225668, 10342642, 20685284, 160310951, 320621902, 641243804]

約数ペア:

[(1, 641243804), (2, 320621902), (4, 160310951), (31, 20685284), (62, 10342642), (103, 6225668), (124, 5171321), (206, 3112834), (412, 1556417), (3193, 200828), (6386, 100414), (12772, 50207)]