40521303

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{3313}}^1$

素因数の和:3476

約数の個数: 20

約数和(自身を含む): 60951088

約数和(自身を除く): 20429785

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 3313, 4077, 9939, 12231, 29817, 89451, 268353, 500263, 1500789, 4502367, 13507101, 40521303]

約数ペア:

[(1, 40521303), (3, 13507101), (9, 4502367), (27, 1500789), (81, 500263), (151, 268353), (453, 89451), (1359, 29817), (3313, 12231), (4077, 9939)]