7728261

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 10644480

約数和(自身を除く): 2916219

約数列:

[1, 3, 43, 129, 139, 417, 431, 1293, 5977, 17931, 18533, 55599, 59909, 179727, 2576087, 7728261]

約数ペア:

[(1, 7728261), (3, 2576087), (43, 179727), (129, 59909), (139, 55599), (417, 18533), (431, 17931), (1293, 5977)]