2788045678821

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{5499103903}}^1$

素因数の和:5499103932

約数の個数: 12

約数和(自身を含む): 4025344057728

約数和(自身を除く): 1237298378907

約数列:

[1, 3, 13, 39, 169, 507, 5499103903, 16497311709, 71488350739, 214465052217, 929348559607, 2788045678821]

約数ペア:

[(1, 2788045678821), (3, 929348559607), (13, 214465052217), (39, 71488350739), (169, 16497311709), (507, 5499103903)]