28291245

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{16691}}^1$

素因数の和:16812

約数の個数: 16

約数和(自身を含む): 45669312

約数和(自身を除く): 17378067

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 16691, 50073, 83455, 250365, 1886083, 5658249, 9430415, 28291245]

約数ペア:

[(1, 28291245), (3, 9430415), (5, 5658249), (15, 1886083), (113, 250365), (339, 83455), (565, 50073), (1695, 16691)]