30894941

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 41433984

約数和(自身を除く): 10539043

約数列:

[1, 7, 11, 31, 43, 49, 77, 217, 301, 341, 473, 539, 1333, 1519, 1849, 2107, 2387, 3311, 9331, 12943, 14663, 16709, 20339, 23177, 57319, 65317, 90601, 102641, 142373, 401233, 630509, 718487, 996611, 2808631, 4413563, 30894941]

約数ペア:

[(1, 30894941), (7, 4413563), (11, 2808631), (31, 996611), (43, 718487), (49, 630509), (77, 401233), (217, 142373), (301, 102641), (341, 90601), (473, 65317), (539, 57319), (1333, 23177), (1519, 20339), (1849, 16709), (2107, 14663), (2387, 12943), (3311, 9331)]