2890196.00000000

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 33203520

約数和(自身を除く): 12457587

約数列:

[1, 3, 13, 17, 29, 39, 51, 83, 87, 169, 221, 249, 377, 493, 507, 663, 1079, 1131, 1411, 1479, 2407, 2873, 3237, 4233, 4901, 6409, 7221, 8619, 14027, 14703, 18343, 19227, 31291, 40919, 42081, 55029, 83317, 93873, 122757, 238459, 249951, 406783, 531947, 715377, 1220349, 1595841, 6915311, 20745933]

約数ペア:

[(1, 20745933), (3, 6915311), (13, 1595841), (17, 1220349), (29, 715377), (39, 531947), (51, 406783), (83, 249951), (87, 238459), (169, 122757), (221, 93873), (249, 83317), (377, 55029), (493, 42081), (507, 40919), (663, 31291), (1079, 19227), (1131, 18343), (1411, 14703), (1479, 14027), (2407, 8619), (2873, 7221), (3237, 6409), (4233, 4901)]