61400087

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 76876800

約数和(自身を除く): 15476713

約数列:

[1, 7, 23, 43, 49, 161, 181, 301, 343, 989, 1127, 1267, 2107, 4163, 6923, 7783, 7889, 8869, 14749, 29141, 48461, 54481, 62083, 179009, 203987, 339227, 381367, 1253063, 1427909, 2669569, 8771441, 61400087]

約数ペア:

[(1, 61400087), (7, 8771441), (23, 2669569), (43, 1427909), (49, 1253063), (161, 381367), (181, 339227), (301, 203987), (343, 179009), (989, 62083), (1127, 54481), (1267, 48461), (2107, 29141), (4163, 14749), (6923, 8869), (7783, 7889)]