15778399

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4229}}^1$

素因数の和:4290

約数の個数: 16

約数和(自身を含む): 19897920

約数和(自身を除く): 4119521

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 4229, 29603, 54977, 173389, 384839, 1213723, 2254057, 15778399]

約数ペア:

[(1, 15778399), (7, 2254057), (13, 1213723), (41, 384839), (91, 173389), (287, 54977), (533, 29603), (3731, 4229)]