65708721

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43201}}^1$

素因数の和:43233

約数の個数: 18

約数和(自身を含む): 102777558

約数和(自身を除く): 37068837

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 43201, 129603, 388809, 561613, 1684839, 5054517, 7300969, 21902907, 65708721]

約数ペア:

[(1, 65708721), (3, 21902907), (9, 7300969), (13, 5054517), (39, 1684839), (117, 561613), (169, 388809), (507, 129603), (1521, 43201)]