69207453

素因数分解:

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

素因数の和:133

約数の個数: 80

約数和(自身を含む): 125452800

約数和(自身を除く): 56245347

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 53, 63, 81, 141, 147, 159, 189, 329, 343, 371, 423, 441, 477, 567, 987, 1029, 1113, 1269, 1323, 1431, 2303, 2491, 2597, 2961, 3087, 3339, 3807, 3969, 4293, 6909, 7473, 7791, 8883, 9261, 10017, 16121, 17437, 18179, 20727, 22419, 23373, 26649, 27783, 30051, 48363, 52311, 54537, 62181, 67257, 70119, 122059, 145089, 156933, 163611, 186543, 201771, 210357, 366177, 435267, 470799, 490833, 854413, 1098531, 1305801, 1412397, 1472499, 2563239, 3295593, 7689717, 9886779, 23069151, 69207453]

約数ペア:

[(1, 69207453), (3, 23069151), (7, 9886779), (9, 7689717), (21, 3295593), (27, 2563239), (47, 1472499), (49, 1412397), (53, 1305801), (63, 1098531), (81, 854413), (141, 490833), (147, 470799), (159, 435267), (189, 366177), (329, 210357), (343, 201771), (371, 186543), (423, 163611), (441, 156933), (477, 145089), (567, 122059), (987, 70119), (1029, 67257), (1113, 62181), (1269, 54537), (1323, 52311), (1431, 48363), (2303, 30051), (2491, 27783), (2597, 26649), (2961, 23373), (3087, 22419), (3339, 20727), (3807, 18179), (3969, 17437), (4293, 16121), (6909, 10017), (7473, 9261), (7791, 8883)]