206979597

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 360729600

約数和(自身を除く): 153750003

約数列:

[1, 3, 9, 11, 19, 27, 33, 43, 57, 99, 129, 171, 209, 297, 387, 473, 513, 627, 817, 853, 1161, 1419, 1881, 2451, 2559, 4257, 5643, 7353, 7677, 8987, 9383, 12771, 16207, 22059, 23031, 26961, 28149, 36679, 48621, 80883, 84447, 110037, 145863, 178277, 242649, 253341, 330111, 403469, 437589, 534831, 696901, 990333, 1210407, 1604493, 2090703, 3631221, 4813479, 6272109, 7665911, 10893663, 18816327, 22997733, 68993199, 206979597]

約数ペア:

[(1, 206979597), (3, 68993199), (9, 22997733), (11, 18816327), (19, 10893663), (27, 7665911), (33, 6272109), (43, 4813479), (57, 3631221), (99, 2090703), (129, 1604493), (171, 1210407), (209, 990333), (297, 696901), (387, 534831), (473, 437589), (513, 403469), (627, 330111), (817, 253341), (853, 242649), (1161, 178277), (1419, 145863), (1881, 110037), (2451, 84447), (2559, 80883), (4257, 48621), (5643, 36679), (7353, 28149), (7677, 26961), (8987, 23031), (9383, 22059), (12771, 16207)]