9886779

素因数分解:

$3^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 17877024

約数和(自身を除く): 7990245

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 53, 63, 81, 141, 147, 159, 189, 329, 371, 423, 441, 477, 567, 987, 1113, 1269, 1323, 1431, 2303, 2491, 2597, 2961, 3339, 3807, 3969, 4293, 6909, 7473, 7791, 8883, 10017, 17437, 20727, 22419, 23373, 26649, 30051, 52311, 62181, 67257, 70119, 122059, 156933, 186543, 201771, 210357, 366177, 470799, 1098531, 1412397, 3295593, 9886779]

約数ペア:

[(1, 9886779), (3, 3295593), (7, 1412397), (9, 1098531), (21, 470799), (27, 366177), (47, 210357), (49, 201771), (53, 186543), (63, 156933), (81, 122059), (141, 70119), (147, 67257), (159, 62181), (189, 52311), (329, 30051), (371, 26649), (423, 23373), (441, 22419), (477, 20727), (567, 17437), (987, 10017), (1113, 8883), (1269, 7791), (1323, 7473), (1431, 6909), (2303, 4293), (2491, 3969), (2597, 3807), (2961, 3339)]