28471545

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7109}}^1$

素因数の和:7209

約数の個数: 24

約数和(自身を含む): 49912200

約数和(自身を除く): 21440655

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 7109, 21327, 35545, 63981, 106635, 319905, 632701, 1898103, 3163505, 5694309, 9490515, 28471545]

約数ペア:

[(1, 28471545), (3, 9490515), (5, 5694309), (9, 3163505), (15, 1898103), (45, 632701), (89, 319905), (267, 106635), (445, 63981), (801, 35545), (1335, 21327), (4005, 7109)]