251272436

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{2161}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 451295880

約数和(自身を除く): 200023444

約数列:

[1, 2, 4, 41, 82, 164, 709, 1418, 2161, 2836, 4322, 8644, 29069, 58138, 88601, 116276, 177202, 354404, 1532149, 3064298, 6128596, 62818109, 125636218, 251272436]

約数ペア:

[(1, 251272436), (2, 125636218), (4, 62818109), (41, 6128596), (82, 3064298), (164, 1532149), (709, 354404), (1418, 177202), (2161, 116276), (2836, 88601), (4322, 58138), (8644, 29069)]