26522405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 39771648

約数和(自身を除く): 13249243

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 821, 923, 2485, 4105, 4615, 5747, 6461, 10673, 28735, 32305, 53365, 58291, 74711, 291455, 373555, 408037, 757783, 2040185, 3788915, 5304481, 26522405]

約数ペア:

[(1, 26522405), (5, 5304481), (7, 3788915), (13, 2040185), (35, 757783), (65, 408037), (71, 373555), (91, 291455), (355, 74711), (455, 58291), (497, 53365), (821, 32305), (923, 28735), (2485, 10673), (4105, 6461), (4615, 5747)]