15897791

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4261}}^1$

素因数の和:4322

約数の個数: 16

約数和(自身を含む): 20048448

約数和(自身を除く): 4150657

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 4261, 29827, 55393, 174701, 387751, 1222907, 2271113, 15897791]

約数ペア:

[(1, 15897791), (7, 2271113), (13, 1222907), (41, 387751), (91, 174701), (287, 55393), (533, 29827), (3731, 4261)]