81318639

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{40639}}^1$

素因数の和:40694

約数の個数: 16

約数和(自身を含む): 117043200

約数和(自身を除く): 35724561

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 40639, 121917, 934697, 1178531, 2804091, 3535593, 27106213, 81318639]

約数ペア:

[(1, 81318639), (3, 27106213), (23, 3535593), (29, 2804091), (69, 1178531), (87, 934697), (667, 121917), (2001, 40639)]