18170525

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 23331840

約数和(自身を除く): 5161315

約数列:

[1, 5, 25, 59, 97, 127, 295, 485, 635, 1475, 2425, 3175, 5723, 7493, 12319, 28615, 37465, 61595, 143075, 187325, 307975, 726821, 3634105, 18170525]

約数ペア:

[(1, 18170525), (5, 3634105), (25, 726821), (59, 307975), (97, 187325), (127, 143075), (295, 61595), (485, 37465), (635, 28615), (1475, 12319), (2425, 7493), (3175, 5723)]