66697443

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{25643}}^1$

素因数の和:25683

約数の個数: 18

約数和(自身を含む): 102345204

約数和(自身を除く): 35647761

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 25643, 76929, 230787, 435931, 1307793, 3923379, 7410827, 22232481, 66697443]

約数ペア:

[(1, 66697443), (3, 22232481), (9, 7410827), (17, 3923379), (51, 1307793), (153, 435931), (289, 230787), (867, 76929), (2601, 25643)]