2179089

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 48

約数和(自身を含む): 3830400

約数和(自身を除く): 1651311

約数列:

[1, 3, 9, 11, 23, 27, 29, 33, 69, 87, 99, 121, 207, 253, 261, 297, 319, 363, 621, 667, 759, 783, 957, 1089, 2001, 2277, 2783, 2871, 3267, 3509, 6003, 6831, 7337, 8349, 8613, 10527, 18009, 22011, 25047, 31581, 66033, 75141, 80707, 94743, 198099, 242121, 726363, 2179089]

約数ペア:

[(1, 2179089), (3, 726363), (9, 242121), (11, 198099), (23, 94743), (27, 80707), (29, 75141), (33, 66033), (69, 31581), (87, 25047), (99, 22011), (121, 18009), (207, 10527), (253, 8613), (261, 8349), (297, 7337), (319, 6831), (363, 6003), (621, 3509), (667, 3267), (759, 2871), (783, 2783), (957, 2277), (1089, 2001)]