15412455

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20147}}^1$

素因数の和:20175

約数の個数: 24

約数和(自身を含む): 28287792

約数和(自身を除く): 12875337

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 20147, 60441, 100735, 181323, 302205, 342499, 906615, 1027497, 1712495, 3082491, 5137485, 15412455]

約数ペア:

[(1, 15412455), (3, 5137485), (5, 3082491), (9, 1712495), (15, 1027497), (17, 906615), (45, 342499), (51, 302205), (85, 181323), (153, 100735), (255, 60441), (765, 20147)]