858307815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1\times {\mathrm{1459}}^1$

素因数の和:2256

約数の個数: 48

約数和(自身を含む): 1578376800

約数和(自身を除く): 720068985

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 769, 1459, 2307, 3845, 4377, 6921, 7295, 11535, 13073, 13131, 21885, 24803, 34605, 39219, 65365, 65655, 74409, 117657, 124015, 196095, 223227, 372045, 588285, 1116135, 1121971, 3365913, 5609855, 10097739, 16829565, 19073507, 50488695, 57220521, 95367535, 171661563, 286102605, 858307815]

約数ペア:

[(1, 858307815), (3, 286102605), (5, 171661563), (9, 95367535), (15, 57220521), (17, 50488695), (45, 19073507), (51, 16829565), (85, 10097739), (153, 5609855), (255, 3365913), (765, 1121971), (769, 1116135), (1459, 588285), (2307, 372045), (3845, 223227), (4377, 196095), (6921, 124015), (7295, 117657), (11535, 74409), (13073, 65655), (13131, 65365), (21885, 39219), (24803, 34605)]