28811065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 9446855

約数列:

[1, 5, 23, 29, 53, 115, 145, 163, 265, 667, 815, 1219, 1537, 3335, 3749, 4727, 6095, 7685, 8639, 18745, 23635, 35351, 43195, 108721, 176755, 198697, 250531, 543605, 993485, 1252655, 5762213, 28811065]

約数ペア:

[(1, 28811065), (5, 5762213), (23, 1252655), (29, 993485), (53, 543605), (115, 250531), (145, 198697), (163, 176755), (265, 108721), (667, 43195), (815, 35351), (1219, 23635), (1537, 18745), (3335, 8639), (3749, 7685), (4727, 6095)]