205122684081

素因数分解:

$3^1\times 7^1\times {\mathrm{15889}}^1\times {\mathrm{614749}}^1$

素因数の和:630648

約数の個数: 16

約数和(自身を含む): 312588080000

約数和(自身を除く): 107465395919

約数列:

[1, 3, 7, 21, 15889, 47667, 111223, 333669, 614749, 1844247, 4303243, 12909729, 9767746861, 29303240583, 68374228027, 205122684081]

約数ペア:

[(1, 205122684081), (3, 68374228027), (7, 29303240583), (21, 9767746861), (15889, 12909729), (47667, 4303243), (111223, 1844247), (333669, 614749)]