1616121

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 2649920

約数和(自身を除く): 1033799

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 727, 741, 2181, 2223, 6543, 9451, 13813, 28353, 41439, 85059, 124317, 179569, 538707, 1616121]

約数ペア:

[(1, 1616121), (3, 538707), (9, 179569), (13, 124317), (19, 85059), (39, 41439), (57, 28353), (117, 13813), (171, 9451), (247, 6543), (727, 2223), (741, 2181)]