51009309

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10139}}^1$

素因数の和:10201

約数の個数: 24

約数和(自身を含む): 81201120

約数和(自身を除く): 30191811

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 10139, 30417, 91251, 131807, 395421, 435977, 1186263, 1307931, 3923793, 5667701, 17003103, 51009309]

約数ペア:

[(1, 51009309), (3, 17003103), (9, 5667701), (13, 3923793), (39, 1307931), (43, 1186263), (117, 435977), (129, 395421), (387, 131807), (559, 91251), (1677, 30417), (5031, 10139)]