12154509

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 20116800

約数和(自身を除く): 7962291

約数列:

[1, 3, 9, 19, 27, 29, 43, 57, 87, 129, 171, 261, 361, 387, 513, 551, 783, 817, 1083, 1161, 1247, 1653, 2451, 3249, 3741, 4959, 7353, 9747, 10469, 11223, 14877, 15523, 22059, 23693, 31407, 33669, 46569, 71079, 94221, 139707, 213237, 282663, 419121, 450167, 639711, 1350501, 4051503, 12154509]

約数ペア:

[(1, 12154509), (3, 4051503), (9, 1350501), (19, 639711), (27, 450167), (29, 419121), (43, 282663), (57, 213237), (87, 139707), (129, 94221), (171, 71079), (261, 46569), (361, 33669), (387, 31407), (513, 23693), (551, 22059), (783, 15523), (817, 14877), (1083, 11223), (1161, 10469), (1247, 9747), (1653, 7353), (2451, 4959), (3249, 3741)]