81960003

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{1303}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 123071520

約数和(自身を除く): 41111517

約数列:

[1, 3, 9, 29, 87, 241, 261, 723, 1303, 2169, 3909, 6989, 11727, 20967, 37787, 62901, 113361, 314023, 340083, 942069, 2826207, 9106667, 27320001, 81960003]

約数ペア:

[(1, 81960003), (3, 27320001), (9, 9106667), (29, 2826207), (87, 942069), (241, 340083), (261, 314023), (723, 113361), (1303, 62901), (2169, 37787), (3909, 20967), (6989, 11727)]