12920223029

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 16371321120

約数和(自身を除く): 3451098091

約数列:

[1, 7, 37, 43, 49, 53, 59, 259, 301, 371, 413, 1591, 1813, 1961, 2107, 2183, 2279, 2537, 2597, 2809, 2891, 3127, 11137, 13727, 15281, 15953, 17759, 19663, 21889, 77959, 84323, 93869, 96089, 103933, 106967, 111671, 115699, 120787, 124313, 134461, 137641, 153223, 165731, 590261, 657083, 727531, 809893, 845509, 941227, 1160117, 4131827, 4469119, 4599581, 4975057, 5092717, 5669251, 5918563, 6132047, 6588589, 7126433, 8120819, 31283833, 34825399, 42924329, 49885031, 218986831, 243777793, 263678021, 300470303, 349195217, 1845746147, 12920223029]

約数ペア:

[(1, 12920223029), (7, 1845746147), (37, 349195217), (43, 300470303), (49, 263678021), (53, 243777793), (59, 218986831), (259, 49885031), (301, 42924329), (371, 34825399), (413, 31283833), (1591, 8120819), (1813, 7126433), (1961, 6588589), (2107, 6132047), (2183, 5918563), (2279, 5669251), (2537, 5092717), (2597, 4975057), (2809, 4599581), (2891, 4469119), (3127, 4131827), (11137, 1160117), (13727, 941227), (15281, 845509), (15953, 809893), (17759, 727531), (19663, 657083), (21889, 590261), (77959, 165731), (84323, 153223), (93869, 137641), (96089, 134461), (103933, 124313), (106967, 120787), (111671, 115699)]