28289265

素因数分解:

$3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4091}}^1$

素因数の和:4560

約数の個数: 16

約数和(自身を含む): 45372096

約数和(自身を除く): 17082831

約数列:

[1, 3, 5, 15, 461, 1383, 2305, 4091, 6915, 12273, 20455, 61365, 1885951, 5657853, 9429755, 28289265]

約数ペア:

[(1, 28289265), (3, 9429755), (5, 5657853), (15, 1885951), (461, 61365), (1383, 20455), (2305, 12273), (4091, 6915)]