28282725

素因数分解:

$3^2\times 5^2\times {\mathrm{337}}^1\times {\mathrm{373}}^1$

素因数の和:726

約数の個数: 36

約数和(自身を含む): 50944036

約数和(自身を除く): 22661311

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 337, 373, 1011, 1119, 1685, 1865, 3033, 3357, 5055, 5595, 8425, 9325, 15165, 16785, 25275, 27975, 75825, 83925, 125701, 377103, 628505, 1131309, 1885515, 3142525, 5656545, 9427575, 28282725]

約数ペア:

[(1, 28282725), (3, 9427575), (5, 5656545), (9, 3142525), (15, 1885515), (25, 1131309), (45, 628505), (75, 377103), (225, 125701), (337, 83925), (373, 75825), (1011, 27975), (1119, 25275), (1685, 16785), (1865, 15165), (3033, 9325), (3357, 8425), (5055, 5595)]