209997139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{2879}}^1$

素因数の和:3258

約数の個数: 16

約数和(自身を含む): 241920000

約数和(自身を除く): 31922861

約数列:

[1, 11, 19, 209, 349, 2879, 3839, 6631, 31669, 54701, 72941, 601711, 1004771, 11052481, 19090649, 209997139]

約数ペア:

[(1, 209997139), (11, 19090649), (19, 11052481), (209, 1004771), (349, 601711), (2879, 72941), (3839, 54701), (6631, 31669)]