40781205

素因数分解:

$3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1031}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 72817920

約数和(自身を除く): 32036715

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 293, 879, 1031, 1465, 2637, 3093, 4395, 5155, 7911, 9279, 13185, 15465, 27837, 39555, 46395, 139185, 302083, 906249, 1510415, 2718747, 4531245, 8156241, 13593735, 40781205]

約数ペア:

[(1, 40781205), (3, 13593735), (5, 8156241), (9, 4531245), (15, 2718747), (27, 1510415), (45, 906249), (135, 302083), (293, 139185), (879, 46395), (1031, 39555), (1465, 27837), (2637, 15465), (3093, 13185), (4395, 9279), (5155, 7911)]