1642953

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 2387840

約数和(自身を除く): 744887

約数列:

[1, 3, 13, 39, 103, 309, 409, 1227, 1339, 4017, 5317, 15951, 42127, 126381, 547651, 1642953]

約数ペア:

[(1, 1642953), (3, 547651), (13, 126381), (39, 42127), (103, 15951), (309, 5317), (409, 4017), (1227, 1339)]