26280215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1399}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 36103200

約数和(自身を除く): 9822985

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1399, 1445, 3757, 6995, 18187, 18785, 23783, 90935, 118915, 309179, 404311, 1545895, 2021555, 5256043, 26280215]

約数ペア:

[(1, 26280215), (5, 5256043), (13, 2021555), (17, 1545895), (65, 404311), (85, 309179), (221, 118915), (289, 90935), (1105, 23783), (1399, 18785), (1445, 18187), (3757, 6995)]