208336545

素因数分解:

$3^2\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{2687}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 361460736

約数和(自身を除く): 153124191

約数列:

[1, 3, 5, 9, 15, 45, 1723, 2687, 5169, 8061, 8615, 13435, 15507, 24183, 25845, 40305, 77535, 120915, 4629701, 13889103, 23148505, 41667309, 69445515, 208336545]

約数ペア:

[(1, 208336545), (3, 69445515), (5, 41667309), (9, 23148505), (15, 13889103), (45, 4629701), (1723, 120915), (2687, 77535), (5169, 40305), (8061, 25845), (8615, 24183), (13435, 15507)]