17420977

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 21041152

約数和(自身を除く): 3620175

約数列:

[1, 7, 31, 43, 217, 301, 1333, 1867, 9331, 13069, 57877, 80281, 405139, 561967, 2488711, 17420977]

約数ペア:

[(1, 17420977), (7, 2488711), (31, 561967), (43, 405139), (217, 80281), (301, 57877), (1333, 13069), (1867, 9331)]