64736815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{8231}}^1$

素因数の和:8271

約数の個数: 24

約数和(自身を含む): 91967904

約数和(自身を除く): 27231089

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 8231, 41155, 90541, 107003, 452705, 535015, 995951, 1177033, 4979755, 5885165, 12947363, 64736815]

約数ペア:

[(1, 64736815), (5, 12947363), (11, 5885165), (13, 4979755), (55, 1177033), (65, 995951), (121, 535015), (143, 452705), (605, 107003), (715, 90541), (1573, 41155), (7865, 8231)]