28873245

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2003}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 47759328

約数和(自身を除く): 18886083

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 961, 2003, 2883, 4805, 6009, 10015, 14415, 30045, 62093, 186279, 310465, 931395, 1924883, 5774649, 9624415, 28873245]

約数ペア:

[(1, 28873245), (3, 9624415), (5, 5774649), (15, 1924883), (31, 931395), (93, 310465), (155, 186279), (465, 62093), (961, 30045), (2003, 14415), (2883, 10015), (4805, 6009)]