81387295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{5501}}^1$

素因数の和:5786

約数の個数: 16

約数和(自身を含む): 106958880

約数和(自身を除く): 25571585

約数列:

[1, 5, 11, 55, 269, 1345, 2959, 5501, 14795, 27505, 60511, 302555, 1479769, 7398845, 16277459, 81387295]

約数ペア:

[(1, 81387295), (5, 16277459), (11, 7398845), (55, 1479769), (269, 302555), (1345, 60511), (2959, 27505), (5501, 14795)]