28281387

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{1511}}^1$

素因数の和:1898

約数の個数: 16

約数和(自身を含む): 40061952

約数和(自身を除く): 11780565

約数列:

[1, 3, 17, 51, 367, 1101, 1511, 4533, 6239, 18717, 25687, 77061, 554537, 1663611, 9427129, 28281387]

約数ペア:

[(1, 28281387), (3, 9427129), (17, 1663611), (51, 554537), (367, 77061), (1101, 25687), (1511, 18717), (4533, 6239)]