81329427

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{3847}}^1$

素因数の和:3894

約数の個数: 28

約数和(自身を含む): 126175920

約数和(自身を除く): 44846493

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 3847, 7047, 11541, 21141, 34623, 103869, 111563, 311607, 334689, 934821, 1004067, 2804463, 3012201, 9036603, 27109809, 81329427]

約数ペア:

[(1, 81329427), (3, 27109809), (9, 9036603), (27, 3012201), (29, 2804463), (81, 1004067), (87, 934821), (243, 334689), (261, 311607), (729, 111563), (783, 103869), (2349, 34623), (3847, 21141), (7047, 11541)]