28268515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2609}}^1$

素因数の和:2822

約数の個数: 16

約数和(自身を含む): 37208160

約数和(自身を除く): 8939645

約数列:

[1, 5, 11, 55, 197, 985, 2167, 2609, 10835, 13045, 28699, 143495, 513973, 2569865, 5653703, 28268515]

約数ペア:

[(1, 28268515), (5, 5653703), (11, 2569865), (55, 513973), (197, 143495), (985, 28699), (2167, 13045), (2609, 10835)]