201516075

素因数分解:

$3^2\times 5^2\times {\mathrm{895627}}^1$

素因数の和:895643

約数の個数: 18

約数和(自身を含む): 360938084

約数和(自身を除く): 159422009

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 895627, 2686881, 4478135, 8060643, 13434405, 22390675, 40303215, 67172025, 201516075]

約数ペア:

[(1, 201516075), (3, 67172025), (5, 40303215), (9, 22390675), (15, 13434405), (25, 8060643), (45, 4478135), (75, 2686881), (225, 895627)]