217920229631

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1\times {\mathrm{163181}}^1$

素因数の和:165626

約数の個数: 16

約数和(自身を含む): 240243067680

約数和(自身を除く): 22322838049

約数列:

[1, 13, 43, 559, 2389, 31057, 102727, 163181, 1335451, 2121353, 7016783, 91218179, 389839409, 5067912317, 16763094587, 217920229631]

約数ペア:

[(1, 217920229631), (13, 16763094587), (43, 5067912317), (559, 389839409), (2389, 91218179), (31057, 7016783), (102727, 2121353), (163181, 1335451)]