12540270267

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{605021}}^1$

素因数の和:605088

約数の個数: 36

約数和(自身を含む): 21519422496

約数和(自身を除く): 8979152229

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 20727, 605021, 1815063, 4235147, 5445189, 12705441, 28435987, 29646029, 38116323, 85307961, 88938087, 199051909, 255923883, 266814261, 597155727, 1393363363, 1791467181, 4180090089, 12540270267]

約数ペア:

[(1, 12540270267), (3, 4180090089), (7, 1791467181), (9, 1393363363), (21, 597155727), (47, 266814261), (49, 255923883), (63, 199051909), (141, 88938087), (147, 85307961), (329, 38116323), (423, 29646029), (441, 28435987), (987, 12705441), (2303, 5445189), (2961, 4235147), (6909, 1815063), (20727, 605021)]