488007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 784784

約数和(自身を除く): 296777

約数列:

[1, 3, 9, 13, 39, 43, 97, 117, 129, 291, 387, 559, 873, 1261, 1677, 3783, 4171, 5031, 11349, 12513, 37539, 54223, 162669, 488007]

約数ペア:

[(1, 488007), (3, 162669), (9, 54223), (13, 37539), (39, 12513), (43, 11349), (97, 5031), (117, 4171), (129, 3783), (291, 1677), (387, 1261), (559, 873)]