1008509905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{3643}}^1\times {\mathrm{4259}}^1$

素因数の和:7920

約数の個数: 16

約数和(自身を含む): 1303968960

約数和(自身を除く): 295459055

約数列:

[1, 5, 13, 65, 3643, 4259, 18215, 21295, 47359, 55367, 236795, 276835, 15515537, 77577685, 201701981, 1008509905]

約数ペア:

[(1, 1008509905), (5, 201701981), (13, 77577685), (65, 15515537), (3643, 276835), (4259, 236795), (18215, 55367), (21295, 47359)]