87621745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{3209}}^1$

素因数の和:3384

約数の個数: 16

約数和(自身を含む): 108472320

約数和(自身を除く): 20850575

約数列:

[1, 5, 43, 127, 215, 635, 3209, 5461, 16045, 27305, 137987, 407543, 689935, 2037715, 17524349, 87621745]

約数ペア:

[(1, 87621745), (5, 17524349), (43, 2037715), (127, 689935), (215, 407543), (635, 137987), (3209, 27305), (5461, 16045)]