79988931

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 137894400

約数和(自身を除く): 57905469

約数列:

[1, 3, 9, 11, 27, 29, 33, 37, 87, 99, 111, 251, 261, 297, 319, 333, 407, 753, 783, 957, 999, 1073, 1221, 2259, 2761, 2871, 3219, 3663, 6777, 7279, 8283, 8613, 9287, 9657, 10989, 11803, 21837, 24849, 27861, 28971, 35409, 65511, 74547, 80069, 83583, 102157, 106227, 196533, 240207, 250749, 269323, 306471, 318681, 720621, 807969, 919413, 2161863, 2423907, 2758239, 2962553, 7271721, 8887659, 26662977, 79988931]

約数ペア:

[(1, 79988931), (3, 26662977), (9, 8887659), (11, 7271721), (27, 2962553), (29, 2758239), (33, 2423907), (37, 2161863), (87, 919413), (99, 807969), (111, 720621), (251, 318681), (261, 306471), (297, 269323), (319, 250749), (333, 240207), (407, 196533), (753, 106227), (783, 102157), (957, 83583), (999, 80069), (1073, 74547), (1221, 65511), (2259, 35409), (2761, 28971), (2871, 27861), (3219, 24849), (3663, 21837), (6777, 11803), (7279, 10989), (8283, 9657), (8613, 9287)]