28558755

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 52992576

約数和(自身を除く): 24433821

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 673, 943, 1035, 1845, 2019, 2829, 3365, 4715, 6057, 8487, 10095, 14145, 15479, 27593, 30285, 42435, 46437, 77395, 82779, 137965, 139311, 232185, 248337, 413895, 634639, 696555, 1241685, 1903917, 3173195, 5711751, 9519585, 28558755]

約数ペア:

[(1, 28558755), (3, 9519585), (5, 5711751), (9, 3173195), (15, 1903917), (23, 1241685), (41, 696555), (45, 634639), (69, 413895), (115, 248337), (123, 232185), (205, 139311), (207, 137965), (345, 82779), (369, 77395), (615, 46437), (673, 42435), (943, 30285), (1035, 27593), (1845, 15479), (2019, 14145), (2829, 10095), (3365, 8487), (4715, 6057)]