28794195

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20683

約数の個数: 24

約数和(自身を含む): 51522432

約数和(自身を除く): 22728237

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20641, 61923, 103205, 185769, 309615, 639871, 928845, 1919613, 3199355, 5758839, 9598065, 28794195]

約数ペア:

[(1, 28794195), (3, 9598065), (5, 5758839), (9, 3199355), (15, 1919613), (31, 928845), (45, 639871), (93, 309615), (155, 185769), (279, 103205), (465, 61923), (1395, 20641)]