8621275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 11811744

約数和(自身を除く): 3190469

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 647, 1025, 2665, 3235, 8411, 13325, 16175, 26527, 42055, 132635, 210275, 344851, 663175, 1724255, 8621275]

約数ペア:

[(1, 8621275), (5, 1724255), (13, 663175), (25, 344851), (41, 210275), (65, 132635), (205, 42055), (325, 26527), (533, 16175), (647, 13325), (1025, 8411), (2665, 3235)]