1325846781

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{12809}}^1$

素因数の和:12906

約数の個数: 48

約数和(自身を含む): 2302110720

約数和(自身を除く): 976263939

約数列:

[1, 3, 7, 9, 21, 31, 53, 63, 93, 159, 217, 279, 371, 477, 651, 1113, 1643, 1953, 3339, 4929, 11501, 12809, 14787, 34503, 38427, 89663, 103509, 115281, 268989, 397079, 678877, 806967, 1191237, 2036631, 2779553, 3573711, 4752139, 6109893, 8338659, 14256417, 21045187, 25015977, 42769251, 63135561, 147316309, 189406683, 441948927, 1325846781]

約数ペア:

[(1, 1325846781), (3, 441948927), (7, 189406683), (9, 147316309), (21, 63135561), (31, 42769251), (53, 25015977), (63, 21045187), (93, 14256417), (159, 8338659), (217, 6109893), (279, 4752139), (371, 3573711), (477, 2779553), (651, 2036631), (1113, 1191237), (1643, 806967), (1953, 678877), (3339, 397079), (4929, 268989), (11501, 115281), (12809, 103509), (14787, 89663), (34503, 38427)]