12689875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{839}}^1$

素因数の和:876

約数の個数: 24

約数和(自身を含む): 17428320

約数和(自身を除く): 4738445

約数列:

[1, 5, 11, 25, 55, 121, 125, 275, 605, 839, 1375, 3025, 4195, 9229, 15125, 20975, 46145, 101519, 104875, 230725, 507595, 1153625, 2537975, 12689875]

約数ペア:

[(1, 12689875), (5, 2537975), (11, 1153625), (25, 507595), (55, 230725), (121, 104875), (125, 101519), (275, 46145), (605, 20975), (839, 15125), (1375, 9229), (3025, 4195)]