261511221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{8647}}^1$

素因数の和:9260

約数の個数: 16

約数和(自身を含む): 369857664

約数和(自身を除く): 108346443

約数列:

[1, 3, 17, 51, 593, 1779, 8647, 10081, 25941, 30243, 146999, 440997, 5127671, 15383013, 87170407, 261511221]

約数ペア:

[(1, 261511221), (3, 87170407), (17, 15383013), (51, 5127671), (593, 440997), (1779, 146999), (8647, 30243), (10081, 25941)]