289325421

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3187}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 525178368

約数和(自身を除く): 235852947

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 131, 231, 393, 693, 917, 1179, 1441, 2751, 3187, 4323, 8253, 9561, 10087, 12969, 22309, 28683, 30261, 35057, 66927, 90783, 105171, 200781, 245399, 315513, 417497, 736197, 1252491, 2208591, 2922479, 3757473, 4592467, 8767437, 13777401, 26302311, 32147269, 41332203, 96441807, 289325421]

約数ペア:

[(1, 289325421), (3, 96441807), (7, 41332203), (9, 32147269), (11, 26302311), (21, 13777401), (33, 8767437), (63, 4592467), (77, 3757473), (99, 2922479), (131, 2208591), (231, 1252491), (393, 736197), (693, 417497), (917, 315513), (1179, 245399), (1441, 200781), (2751, 105171), (3187, 90783), (4323, 66927), (8253, 35057), (9561, 30261), (10087, 28683), (12969, 22309)]