12711237

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 21580800

約数和(自身を除く): 8869563

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1123, 1617, 3369, 3773, 7861, 11319, 12353, 23583, 37059, 55027, 86471, 165081, 259413, 385189, 605297, 1155567, 1815891, 4237079, 12711237]

約数ペア:

[(1, 12711237), (3, 4237079), (7, 1815891), (11, 1155567), (21, 605297), (33, 385189), (49, 259413), (77, 165081), (147, 86471), (231, 55027), (343, 37059), (539, 23583), (1029, 12353), (1123, 11319), (1617, 7861), (3369, 3773)]