31543749

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{2579}}^1$

素因数の和:2742

約数の個数: 20

約数和(自身を含む): 47451360

約数和(自身を除く): 15907611

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 2579, 4077, 7737, 12231, 23211, 69633, 208899, 389429, 1168287, 3504861, 10514583, 31543749]

約数ペア:

[(1, 31543749), (3, 10514583), (9, 3504861), (27, 1168287), (81, 389429), (151, 208899), (453, 69633), (1359, 23211), (2579, 12231), (4077, 7737)]