27640655

素因数分解:

$5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 11757745

約数列:

[1, 5, 7, 35, 49, 71, 227, 245, 343, 355, 497, 1135, 1589, 1715, 2485, 3479, 7945, 11123, 16117, 17395, 24353, 55615, 77861, 80585, 112819, 121765, 389305, 564095, 789733, 3948665, 5528131, 27640655]

約数ペア:

[(1, 27640655), (5, 5528131), (7, 3948665), (35, 789733), (49, 564095), (71, 389305), (227, 121765), (245, 112819), (343, 80585), (355, 77861), (497, 55615), (1135, 24353), (1589, 17395), (1715, 16117), (2485, 11123), (3479, 7945)]