28945845

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27967}}^1$

素因数の和:28001

約数の個数: 24

約数和(自身を含む): 52356096

約数和(自身を除く): 23410251

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27967, 83901, 139835, 251703, 419505, 643241, 1258515, 1929723, 3216205, 5789169, 9648615, 28945845]

約数ペア:

[(1, 28945845), (3, 9648615), (5, 5789169), (9, 3216205), (15, 1929723), (23, 1258515), (45, 643241), (69, 419505), (115, 251703), (207, 139835), (345, 83901), (1035, 27967)]