153951273

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 275996160

約数和(自身を除く): 122044887

約数列:

[1, 3, 7, 9, 21, 27, 47, 53, 63, 81, 109, 141, 159, 189, 327, 329, 371, 423, 477, 567, 763, 981, 987, 1113, 1269, 1431, 2289, 2491, 2943, 2961, 3339, 3807, 4293, 5123, 5777, 6867, 7473, 8829, 8883, 10017, 15369, 17331, 17437, 20601, 22419, 26649, 30051, 35861, 40439, 46107, 51993, 52311, 61803, 67257, 107583, 121317, 138321, 155979, 156933, 201771, 271519, 322749, 363951, 414963, 467937, 470799, 814557, 968247, 1091853, 1412397, 1900633, 2443671, 2904741, 3275559, 5701899, 7331013, 17105697, 21993039, 51317091, 153951273]

約数ペア:

[(1, 153951273), (3, 51317091), (7, 21993039), (9, 17105697), (21, 7331013), (27, 5701899), (47, 3275559), (53, 2904741), (63, 2443671), (81, 1900633), (109, 1412397), (141, 1091853), (159, 968247), (189, 814557), (327, 470799), (329, 467937), (371, 414963), (423, 363951), (477, 322749), (567, 271519), (763, 201771), (981, 156933), (987, 155979), (1113, 138321), (1269, 121317), (1431, 107583), (2289, 67257), (2491, 61803), (2943, 52311), (2961, 51993), (3339, 46107), (3807, 40439), (4293, 35861), (5123, 30051), (5777, 26649), (6867, 22419), (7473, 20601), (8829, 17437), (8883, 17331), (10017, 15369)]