28811865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61961}}^1$

素因数の和:62000

約数の個数: 16

約数和(自身を含む): 47586816

約数和(自身を除く): 18774951

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61961, 185883, 309805, 929415, 1920791, 5762373, 9603955, 28811865]

約数ペア:

[(1, 28811865), (3, 9603955), (5, 5762373), (15, 1920791), (31, 929415), (93, 309805), (155, 185883), (465, 61961)]