40821615

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19301}}^1$

素因数の和:19359

約数の個数: 24

約数和(自身を含む): 72266688

約数和(自身を除く): 31445073

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 19301, 57903, 96505, 173709, 289515, 868545, 907147, 2721441, 4535735, 8164323, 13607205, 40821615]

約数ペア:

[(1, 40821615), (3, 13607205), (5, 8164323), (9, 4535735), (15, 2721441), (45, 907147), (47, 868545), (141, 289515), (235, 173709), (423, 96505), (705, 57903), (2115, 19301)]