6991173

素因数分解:

$3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 11950848

約数和(自身を除く): 4959675

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 191, 249, 441, 573, 581, 747, 1337, 1719, 1743, 4011, 4067, 5229, 9359, 12033, 12201, 15853, 28077, 36603, 47559, 84231, 110971, 142677, 332913, 776797, 998739, 2330391, 6991173]

約数ペア:

[(1, 6991173), (3, 2330391), (7, 998739), (9, 776797), (21, 332913), (49, 142677), (63, 110971), (83, 84231), (147, 47559), (191, 36603), (249, 28077), (441, 15853), (573, 12201), (581, 12033), (747, 9359), (1337, 5229), (1719, 4067), (1743, 4011)]