7873281

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{7477}}^1$

素因数の和:7502

約数の個数: 20

約数和(自身を含む): 12667732

約数和(自身を除く): 4794451

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 7477, 22431, 67293, 97201, 201879, 291603, 605637, 874809, 2624427, 7873281]

約数ペア:

[(1, 7873281), (3, 2624427), (9, 874809), (13, 605637), (27, 291603), (39, 201879), (81, 97201), (117, 67293), (351, 22431), (1053, 7477)]