20257725

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8713}}^1$

素因数の和:8757

約数の個数: 24

約数和(自身を含む): 34577152

約数和(自身を除く): 14319427

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8713, 26139, 43565, 130695, 217825, 270103, 653475, 810309, 1350515, 4051545, 6752575, 20257725]

約数ペア:

[(1, 20257725), (3, 6752575), (5, 4051545), (15, 1350515), (25, 810309), (31, 653475), (75, 270103), (93, 217825), (155, 130695), (465, 43565), (775, 26139), (2325, 8713)]