1581567128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{1861}}^1\times {\mathrm{2591}}^1$

素因数の和:4499

約数の個数: 32

約数和(自身を含む): 3040571520

約数和(自身を除く): 1459004392

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1861, 2591, 3722, 5182, 7444, 10364, 14888, 20728, 76301, 106231, 152602, 212462, 305204, 424924, 610408, 849848, 4821851, 9643702, 19287404, 38574808, 197695891, 395391782, 790783564, 1581567128]

約数ペア:

[(1, 1581567128), (2, 790783564), (4, 395391782), (8, 197695891), (41, 38574808), (82, 19287404), (164, 9643702), (328, 4821851), (1861, 849848), (2591, 610408), (3722, 424924), (5182, 305204), (7444, 212462), (10364, 152602), (14888, 106231), (20728, 76301)]