40336881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 60318720

約数和(自身を除く): 19981839

約数列:

[1, 3, 13, 39, 43, 67, 129, 201, 359, 559, 871, 1077, 1677, 2613, 2881, 4667, 8643, 14001, 15437, 24053, 37453, 46311, 72159, 112359, 200681, 312689, 602043, 938067, 1034279, 3102837, 13445627, 40336881]

約数ペア:

[(1, 40336881), (3, 13445627), (13, 3102837), (39, 1034279), (43, 938067), (67, 602043), (129, 312689), (201, 200681), (359, 112359), (559, 72159), (871, 46311), (1077, 37453), (1677, 24053), (2613, 15437), (2881, 14001), (4667, 8643)]