87717279

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{42437}}^1$

素因数の和:42506

約数の個数: 16

約数和(自身を含む): 128332512

約数和(自身を除く): 40615233

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 42437, 127311, 551681, 1655043, 2249161, 6747483, 29239093, 87717279]

約数ペア:

[(1, 87717279), (3, 29239093), (13, 6747483), (39, 2249161), (53, 1655043), (159, 551681), (689, 127311), (2067, 42437)]