28966725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7573}}^1$

素因数の和:7606

約数の個数: 36

約数和(自身を含む): 54941796

約数和(自身を除く): 25975071

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 7573, 22719, 37865, 68157, 113595, 128741, 189325, 340785, 386223, 567975, 643705, 1158669, 1703925, 1931115, 3218525, 5793345, 9655575, 28966725]

約数ペア:

[(1, 28966725), (3, 9655575), (5, 5793345), (9, 3218525), (15, 1931115), (17, 1703925), (25, 1158669), (45, 643705), (51, 567975), (75, 386223), (85, 340785), (153, 189325), (225, 128741), (255, 113595), (425, 68157), (765, 37865), (1275, 22719), (3825, 7573)]