28387527

素因数分解:

$3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{5903}}^1$

素因数の和:6142

約数の個数: 16

約数和(自身を含む): 43453440

約数和(自身を除く): 15065913

約数列:

[1, 3, 7, 21, 229, 687, 1603, 4809, 5903, 17709, 41321, 123963, 1351787, 4055361, 9462509, 28387527]

約数ペア:

[(1, 28387527), (3, 9462509), (7, 4055361), (21, 1351787), (229, 123963), (687, 41321), (1603, 17709), (4809, 5903)]