28497321

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9803}}^1$

素因数の和:9845

約数の個数: 24

約数和(自身を含む): 45882720

約数和(自身を除く): 17385399

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 9803, 29409, 88227, 166651, 186257, 499953, 558771, 1499859, 1676313, 3166369, 9499107, 28497321]

約数ペア:

[(1, 28497321), (3, 9499107), (9, 3166369), (17, 1676313), (19, 1499859), (51, 558771), (57, 499953), (153, 186257), (171, 166651), (323, 88227), (969, 29409), (2907, 9803)]