28219755

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2237}}^1$

素因数の和:2303

約数の個数: 24

約数和(自身を含む): 46783152

約数和(自身を除く): 18563397

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 841, 2237, 2523, 4205, 6711, 11185, 12615, 33555, 64873, 194619, 324365, 973095, 1881317, 5643951, 9406585, 28219755]

約数ペア:

[(1, 28219755), (3, 9406585), (5, 5643951), (15, 1881317), (29, 973095), (87, 324365), (145, 194619), (435, 64873), (841, 33555), (2237, 12615), (2523, 11185), (4205, 6711)]