51808497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 79027200

約数和(自身を除く): 27218703

約数列:

[1, 3, 13, 19, 39, 57, 139, 247, 417, 503, 741, 1509, 1807, 2641, 5421, 6539, 7923, 9557, 19617, 28671, 34333, 69917, 102999, 124241, 209751, 372723, 908921, 1328423, 2726763, 3985269, 17269499, 51808497]

約数ペア:

[(1, 51808497), (3, 17269499), (13, 3985269), (19, 2726763), (39, 1328423), (57, 908921), (139, 372723), (247, 209751), (417, 124241), (503, 102999), (741, 69917), (1509, 34333), (1807, 28671), (2641, 19617), (5421, 9557), (6539, 7923)]