15813271971

素因数分解:

$3^2\times 7^1\times {\mathrm{2207}}^1\times {\mathrm{113731}}^1$

素因数の和:115951

約数の個数: 24

約数和(自身を含む): 26116506624

約数和(自身を除く): 10303234653

約数列:

[1, 3, 7, 9, 21, 63, 2207, 6621, 15449, 19863, 46347, 113731, 139041, 341193, 796117, 1023579, 2388351, 7165053, 251004317, 753012951, 1757030219, 2259038853, 5271090657, 15813271971]

約数ペア:

[(1, 15813271971), (3, 5271090657), (7, 2259038853), (9, 1757030219), (21, 753012951), (63, 251004317), (2207, 7165053), (6621, 2388351), (15449, 1023579), (19863, 796117), (46347, 341193), (113731, 139041)]