28695057

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1291}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 39690240

約数和(自身を除く): 10995183

約数列:

[1, 3, 31, 93, 239, 717, 1291, 3873, 7409, 22227, 40021, 120063, 308549, 925647, 9565019, 28695057]

約数ペア:

[(1, 28695057), (3, 9565019), (31, 925647), (93, 308549), (239, 120063), (717, 40021), (1291, 22227), (3873, 7409)]