28228995

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6211}}^1$

素因数の和:6323

約数の個数: 24

約数和(自身を含む): 49422672

約数和(自身を除く): 21193677

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 6211, 18633, 31055, 55899, 93165, 279495, 627311, 1881933, 3136555, 5645799, 9409665, 28228995]

約数ペア:

[(1, 28228995), (3, 9409665), (5, 5645799), (9, 3136555), (15, 1881933), (45, 627311), (101, 279495), (303, 93165), (505, 55899), (909, 31055), (1515, 18633), (4545, 6211)]