12691725

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 21114720

約数和(自身を除く): 8422995

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 859, 985, 2577, 2955, 4295, 4925, 12885, 14775, 21475, 64425, 169223, 507669, 846115, 2538345, 4230575, 12691725]

約数ペア:

[(1, 12691725), (3, 4230575), (5, 2538345), (15, 846115), (25, 507669), (75, 169223), (197, 64425), (591, 21475), (859, 14775), (985, 12885), (2577, 4925), (2955, 4295)]