72489357

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 113731200

約数和(自身を除く): 41241843

約数列:

[1, 3, 9, 27, 29, 43, 87, 129, 261, 387, 783, 1161, 1247, 2153, 3741, 6459, 11223, 19377, 33669, 58131, 62437, 92579, 187311, 277737, 561933, 833211, 1685799, 2499633, 2684791, 8054373, 24163119, 72489357]

約数ペア:

[(1, 72489357), (3, 24163119), (9, 8054373), (27, 2684791), (29, 2499633), (43, 1685799), (87, 833211), (129, 561933), (261, 277737), (387, 187311), (783, 92579), (1161, 62437), (1247, 58131), (2153, 33669), (3741, 19377), (6459, 11223)]