30531915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 56710368

約数和(自身を除く): 26178453

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 107, 153, 255, 321, 373, 535, 765, 963, 1119, 1605, 1819, 1865, 3357, 4815, 5457, 5595, 6341, 9095, 16371, 16785, 19023, 27285, 31705, 39911, 57069, 81855, 95115, 119733, 199555, 285345, 359199, 598665, 678487, 1795995, 2035461, 3392435, 6106383, 10177305, 30531915]

約数ペア:

[(1, 30531915), (3, 10177305), (5, 6106383), (9, 3392435), (15, 2035461), (17, 1795995), (45, 678487), (51, 598665), (85, 359199), (107, 285345), (153, 199555), (255, 119733), (321, 95115), (373, 81855), (535, 57069), (765, 39911), (963, 31705), (1119, 27285), (1605, 19023), (1819, 16785), (1865, 16371), (3357, 9095), (4815, 6341), (5457, 5595)]