7784181

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{5653}}^1$

素因数の和:5682

約数の個数: 20

約数和(自身を含む): 12314412

約数和(自身を除く): 4530231

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 5653, 16959, 50877, 96101, 152631, 288303, 457893, 864909, 2594727, 7784181]

約数ペア:

[(1, 7784181), (3, 2594727), (9, 864909), (17, 457893), (27, 288303), (51, 152631), (81, 96101), (153, 50877), (459, 16959), (1377, 5653)]