16817331321

素因数分解:

$3^3\times 7^1\times {\mathrm{9403}}^1\times {\mathrm{9463}}^1$

素因数の和:18882

約数の個数: 32

約数和(自身を含む): 28479825920

約数和(自身を除く): 11662494599

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 9403, 9463, 28209, 28389, 65821, 66241, 84627, 85167, 197463, 198723, 253881, 255501, 592389, 596169, 1777167, 1788507, 88980589, 266941767, 622864123, 800825301, 1868592369, 2402475903, 5605777107, 16817331321]

約数ペア:

[(1, 16817331321), (3, 5605777107), (7, 2402475903), (9, 1868592369), (21, 800825301), (27, 622864123), (63, 266941767), (189, 88980589), (9403, 1788507), (9463, 1777167), (28209, 596169), (28389, 592389), (65821, 255501), (66241, 253881), (84627, 198723), (85167, 197463)]