7158213

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1398

約数の個数: 20

約数和(自身を含む): 10860960

約数和(自身を除く): 3702747

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1319, 1809, 3957, 5427, 11871, 35613, 88373, 106839, 265119, 795357, 2386071, 7158213]

約数ペア:

[(1, 7158213), (3, 2386071), (9, 795357), (27, 265119), (67, 106839), (81, 88373), (201, 35613), (603, 11871), (1319, 5427), (1809, 3957)]