12497775

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2431

約数の個数: 24

約数和(自身を含む): 20962944

約数和(自身を除く): 8465169

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 2347, 5325, 7041, 11735, 35205, 58675, 166637, 176025, 499911, 833185, 2499555, 4165925, 12497775]

約数ペア:

[(1, 12497775), (3, 4165925), (5, 2499555), (15, 833185), (25, 499911), (71, 176025), (75, 166637), (213, 58675), (355, 35205), (1065, 11735), (1775, 7041), (2347, 5325)]