81801324

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 108

約数和(自身を含む): 230925240

約数和(自身を除く): 149123916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 121, 132, 178, 198, 211, 242, 267, 356, 363, 396, 422, 484, 534, 633, 726, 801, 844, 979, 1068, 1089, 1266, 1452, 1602, 1899, 1958, 2178, 2321, 2532, 2937, 3204, 3798, 3916, 4356, 4642, 5874, 6963, 7596, 8811, 9284, 10769, 11748, 13926, 17622, 18779, 20889, 21538, 25531, 27852, 32307, 35244, 37558, 41778, 43076, 51062, 56337, 64614, 75116, 76593, 83556, 96921, 102124, 112674, 129228, 153186, 169011, 193842, 206569, 225348, 229779, 306372, 338022, 387684, 413138, 459558, 619707, 676044, 826276, 919116, 1239414, 1859121, 2272259, 2478828, 3718242, 4544518, 6816777, 7436484, 9089036, 13633554, 20450331, 27267108, 40900662, 81801324]

約数ペア:

[(1, 81801324), (2, 40900662), (3, 27267108), (4, 20450331), (6, 13633554), (9, 9089036), (11, 7436484), (12, 6816777), (18, 4544518), (22, 3718242), (33, 2478828), (36, 2272259), (44, 1859121), (66, 1239414), (89, 919116), (99, 826276), (121, 676044), (132, 619707), (178, 459558), (198, 413138), (211, 387684), (242, 338022), (267, 306372), (356, 229779), (363, 225348), (396, 206569), (422, 193842), (484, 169011), (534, 153186), (633, 129228), (726, 112674), (801, 102124), (844, 96921), (979, 83556), (1068, 76593), (1089, 75116), (1266, 64614), (1452, 56337), (1602, 51062), (1899, 43076), (1958, 41778), (2178, 37558), (2321, 35244), (2532, 32307), (2937, 27852), (3204, 25531), (3798, 21538), (3916, 20889), (4356, 18779), (4642, 17622), (5874, 13926), (6963, 11748), (7596, 10769), (8811, 9284)]