254143353

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{216661}}^1$

素因数の和:216704

約数の個数: 16

約数和(自身を含む): 374391936

約数和(自身を除く): 120248583

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 216661, 649983, 3683237, 4983203, 11049711, 14949609, 84714451, 254143353]

約数ペア:

[(1, 254143353), (3, 84714451), (17, 14949609), (23, 11049711), (51, 4983203), (69, 3683237), (391, 649983), (1173, 216661)]