28000885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1637}}^1$

素因数の和:1964

約数の個数: 16

約数和(自身を含む): 36796032

約数和(自身を除く): 8795147

約数列:

[1, 5, 11, 55, 311, 1555, 1637, 3421, 8185, 17105, 18007, 90035, 509107, 2545535, 5600177, 28000885]

約数ペア:

[(1, 28000885), (5, 5600177), (11, 2545535), (55, 509107), (311, 90035), (1555, 18007), (1637, 17105), (3421, 8185)]