28751997

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13633}}^1$

素因数の和:13692

約数の個数: 16

約数和(自身を含む): 41447360

約数和(自身を除く): 12695363

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 13633, 40899, 259027, 504421, 777081, 1513263, 9583999, 28751997]

約数ペア:

[(1, 28751997), (3, 9583999), (19, 1513263), (37, 777081), (57, 504421), (111, 259027), (703, 40899), (2109, 13633)]