8120295

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5821}}^1$

素因数の和:5863

約数の個数: 24

約数和(自身を含む): 14531712

約数和(自身を除く): 6411417

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 5821, 17463, 29105, 52389, 87315, 180451, 261945, 541353, 902255, 1624059, 2706765, 8120295]

約数ペア:

[(1, 8120295), (3, 2706765), (5, 1624059), (9, 902255), (15, 541353), (31, 261945), (45, 180451), (93, 87315), (155, 52389), (279, 29105), (465, 17463), (1395, 5821)]