6818220129

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4001}}^1\times {\mathrm{4271}}^1$

素因数の和:8301

約数の個数: 32

約数和(自身を含む): 10941788160

約数和(自身を除く): 4123568031

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 4001, 4271, 12003, 12813, 28007, 29897, 76019, 81149, 84021, 89691, 228057, 243447, 532133, 568043, 1596399, 1704129, 17088271, 51264813, 119617897, 324677149, 358853691, 974031447, 2272740043, 6818220129]

約数ペア:

[(1, 6818220129), (3, 2272740043), (7, 974031447), (19, 358853691), (21, 324677149), (57, 119617897), (133, 51264813), (399, 17088271), (4001, 1704129), (4271, 1596399), (12003, 568043), (12813, 532133), (28007, 243447), (29897, 228057), (76019, 89691), (81149, 84021)]