7721144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 15456000

約数和(自身を除く): 7734856

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 643, 1286, 1501, 2572, 3002, 5144, 6004, 12008, 12217, 24434, 48868, 50797, 97736, 101594, 203188, 406376, 965143, 1930286, 3860572, 7721144]

約数ペア:

[(1, 7721144), (2, 3860572), (4, 1930286), (8, 965143), (19, 406376), (38, 203188), (76, 101594), (79, 97736), (152, 50797), (158, 48868), (316, 24434), (632, 12217), (643, 12008), (1286, 6004), (1501, 5144), (2572, 3002)]