223585921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43987}}^1$

素因数の和:44040

約数の個数: 16

約数和(自身を含む): 266039424

約数和(自身を除く): 42453503

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 43987, 571831, 747779, 1011701, 9721127, 13152113, 17198917, 223585921]

約数ペア:

[(1, 223585921), (13, 17198917), (17, 13152113), (23, 9721127), (221, 1011701), (299, 747779), (391, 571831), (5083, 43987)]