8581885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4259}}^1$

素因数の和:4308

約数の個数: 16

約数和(自身を含む): 11450880

約数和(自身を除く): 2868995

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 4259, 21295, 55367, 132029, 276835, 660145, 1716377, 8581885]

約数ペア:

[(1, 8581885), (5, 1716377), (13, 660145), (31, 276835), (65, 132029), (155, 55367), (403, 21295), (2015, 4259)]