12780549

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 19760832

約数和(自身を除く): 6980283

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 811, 927, 1751, 2433, 5253, 7299, 13787, 15759, 41361, 83533, 124083, 250599, 751797, 1420061, 4260183, 12780549]

約数ペア:

[(1, 12780549), (3, 4260183), (9, 1420061), (17, 751797), (51, 250599), (103, 124083), (153, 83533), (309, 41361), (811, 15759), (927, 13787), (1751, 7299), (2433, 5253)]