28180545

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4957}}^1$

素因数の和:5344

約数の個数: 16

約数和(自身を含む): 45216960

約数和(自身を除く): 17036415

約数列:

[1, 3, 5, 15, 379, 1137, 1895, 4957, 5685, 14871, 24785, 74355, 1878703, 5636109, 9393515, 28180545]

約数ペア:

[(1, 28180545), (3, 9393515), (5, 5636109), (15, 1878703), (379, 74355), (1137, 24785), (1895, 14871), (4957, 5685)]