78966783

素因数分解:

$3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{743}}^1$

素因数の和:1004

約数の個数: 36

約数和(自身を含む): 133415568

約数和(自身を除く): 54448785

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 241, 441, 723, 743, 1687, 2169, 2229, 5061, 5201, 6687, 11809, 15183, 15603, 35427, 36407, 46809, 106281, 109221, 179063, 327663, 537189, 1253441, 1611567, 3760323, 8774087, 11280969, 26322261, 78966783]

約数ペア:

[(1, 78966783), (3, 26322261), (7, 11280969), (9, 8774087), (21, 3760323), (49, 1611567), (63, 1253441), (147, 537189), (241, 327663), (441, 179063), (723, 109221), (743, 106281), (1687, 46809), (2169, 36407), (2229, 35427), (5061, 15603), (5201, 15183), (6687, 11809)]