488889375782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1\times {\mathrm{2081}}^1$

素因数の和:2709

約数の個数: 64

約数和(自身を含む): 786360407040

約数和(自身を除く): 297471031258

約数列:

[1, 2, 19, 38, 103, 193, 206, 311, 386, 622, 1957, 2081, 3667, 3914, 4162, 5909, 7334, 11818, 19879, 32033, 39539, 39758, 60023, 64066, 79078, 120046, 214343, 377701, 401633, 428686, 608627, 647191, 755402, 803266, 1140437, 1217254, 1294382, 2280874, 4072517, 6182369, 7631027, 8145034, 12296629, 12364738, 15262054, 24593258, 41368199, 66660673, 82736398, 117465011, 124907863, 133321346, 234930022, 249815726, 785995781, 1266552787, 1571991562, 2373249397, 2533105574, 4746498794, 12865509889, 25731019778, 244444687891, 488889375782]

約数ペア:

[(1, 488889375782), (2, 244444687891), (19, 25731019778), (38, 12865509889), (103, 4746498794), (193, 2533105574), (206, 2373249397), (311, 1571991562), (386, 1266552787), (622, 785995781), (1957, 249815726), (2081, 234930022), (3667, 133321346), (3914, 124907863), (4162, 117465011), (5909, 82736398), (7334, 66660673), (11818, 41368199), (19879, 24593258), (32033, 15262054), (39539, 12364738), (39758, 12296629), (60023, 8145034), (64066, 7631027), (79078, 6182369), (120046, 4072517), (214343, 2280874), (377701, 1294382), (401633, 1217254), (428686, 1140437), (608627, 803266), (647191, 755402)]