28313883

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1741}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 44386160

約数和(自身を除く): 16072277

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1251, 1741, 1807, 5223, 5421, 15669, 16263, 22633, 67899, 203697, 241999, 725997, 2177991, 3145987, 9437961, 28313883]

約数ペア:

[(1, 28313883), (3, 9437961), (9, 3145987), (13, 2177991), (39, 725997), (117, 241999), (139, 203697), (417, 67899), (1251, 22633), (1741, 16263), (1807, 15669), (5223, 5421)]