28142361

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14149}}^1$

素因数の和:14185

約数の個数: 24

約数和(自身を含む): 46355400

約数和(自身を除く): 18213039

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 14149, 42447, 127341, 183937, 240533, 551811, 721599, 1655433, 2164797, 3126929, 9380787, 28142361]

約数ペア:

[(1, 28142361), (3, 9380787), (9, 3126929), (13, 2164797), (17, 1655433), (39, 721599), (51, 551811), (117, 240533), (153, 183937), (221, 127341), (663, 42447), (1989, 14149)]