81802467

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2311}}^1$

素因数の和:2365

約数の個数: 40

約数和(自身を含む): 134280960

約数和(自身を除く): 52478493

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 513, 621, 1311, 1539, 1863, 2311, 3933, 6933, 11799, 20799, 35397, 43909, 53153, 62397, 131727, 159459, 187191, 395181, 478377, 1009907, 1185543, 1435131, 3029721, 3556629, 4305393, 9089163, 27267489, 81802467]

約数ペア:

[(1, 81802467), (3, 27267489), (9, 9089163), (19, 4305393), (23, 3556629), (27, 3029721), (57, 1435131), (69, 1185543), (81, 1009907), (171, 478377), (207, 395181), (437, 187191), (513, 159459), (621, 131727), (1311, 62397), (1539, 53153), (1863, 43909), (2311, 35397), (3933, 20799), (6933, 11799)]