81736803

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 128505600

約数和(自身を除く): 46768797

約数列:

[1, 3, 9, 19, 27, 57, 137, 171, 411, 513, 1163, 1233, 2603, 3489, 3699, 7809, 10467, 22097, 23427, 31401, 66291, 70281, 159331, 198873, 477993, 596619, 1433979, 3027289, 4301937, 9081867, 27245601, 81736803]

約数ペア:

[(1, 81736803), (3, 27245601), (9, 9081867), (19, 4301937), (27, 3027289), (57, 1433979), (137, 596619), (171, 477993), (411, 198873), (513, 159331), (1163, 70281), (1233, 66291), (2603, 31401), (3489, 23427), (3699, 22097), (7809, 10467)]