71622649

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13997}}^1$

素因数の和:14064

約数の個数: 16

約数和(自身を含む): 88691328

約数和(自身を除く): 17068679

約数列:

[1, 7, 17, 43, 119, 301, 731, 5117, 13997, 97979, 237949, 601871, 1665643, 4213097, 10231807, 71622649]

約数ペア:

[(1, 71622649), (7, 10231807), (17, 4213097), (43, 1665643), (119, 601871), (301, 237949), (731, 97979), (5117, 13997)]