2557139409

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{827}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 4292352000

約数和(自身を除く): 1735212591

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 359, 783, 827, 957, 1077, 2481, 2871, 3231, 3949, 7443, 8613, 9097, 9693, 10411, 11847, 22329, 23983, 27291, 31233, 35541, 71949, 81873, 93699, 106623, 114521, 215847, 245619, 263813, 281097, 296893, 343563, 647541, 791439, 890679, 1030689, 2374317, 2672037, 3092067, 3265823, 7122951, 8016111, 8609897, 9797469, 25829691, 29392407, 77489073, 88177221, 94708867, 232467219, 284126601, 852379803, 2557139409]

約数ペア:

[(1, 2557139409), (3, 852379803), (9, 284126601), (11, 232467219), (27, 94708867), (29, 88177221), (33, 77489073), (87, 29392407), (99, 25829691), (261, 9797469), (297, 8609897), (319, 8016111), (359, 7122951), (783, 3265823), (827, 3092067), (957, 2672037), (1077, 2374317), (2481, 1030689), (2871, 890679), (3231, 791439), (3949, 647541), (7443, 343563), (8613, 296893), (9097, 281097), (9693, 263813), (10411, 245619), (11847, 215847), (22329, 114521), (23983, 106623), (27291, 93699), (31233, 81873), (35541, 71949)]