28394079

素因数分解:

$3^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{829}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 44282160

約数和(自身を除く): 15888081

約数列:

[1, 3, 7, 21, 49, 147, 233, 699, 829, 1631, 2487, 4893, 5803, 11417, 17409, 34251, 40621, 121863, 193157, 579471, 1352099, 4056297, 9464693, 28394079]

約数ペア:

[(1, 28394079), (3, 9464693), (7, 4056297), (21, 1352099), (49, 579471), (147, 193157), (233, 121863), (699, 40621), (829, 34251), (1631, 17409), (2487, 11417), (4893, 5803)]