659680281

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{626477}}^1$

素因数の和:626502

約数の個数: 20

約数和(自身を含む): 1061253732

約数和(自身を除く): 401573451

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 626477, 1879431, 5638293, 8144201, 16914879, 24432603, 50744637, 73297809, 219893427, 659680281]

約数ペア:

[(1, 659680281), (3, 219893427), (9, 73297809), (13, 50744637), (27, 24432603), (39, 16914879), (81, 8144201), (117, 5638293), (351, 1879431), (1053, 626477)]