8509809

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 6658575

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 197, 231, 357, 363, 561, 591, 847, 1309, 1379, 2057, 2167, 2541, 3349, 3927, 4137, 6171, 6501, 10047, 14399, 15169, 23443, 23837, 36839, 43197, 45507, 70329, 71511, 110517, 166859, 257873, 405229, 500577, 773619, 1215687, 2836603, 8509809]

約数ペア:

[(1, 8509809), (3, 2836603), (7, 1215687), (11, 773619), (17, 500577), (21, 405229), (33, 257873), (51, 166859), (77, 110517), (119, 71511), (121, 70329), (187, 45507), (197, 43197), (231, 36839), (357, 23837), (363, 23443), (561, 15169), (591, 14399), (847, 10047), (1309, 6501), (1379, 6171), (2057, 4137), (2167, 3927), (2541, 3349)]