27338815

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 12981185

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 343, 665, 839, 931, 1715, 4195, 4655, 5873, 6517, 15941, 29365, 32585, 41111, 79705, 111587, 205555, 287777, 557935, 781109, 1438885, 3905545, 5467763, 27338815]

約数ペア:

[(1, 27338815), (5, 5467763), (7, 3905545), (19, 1438885), (35, 781109), (49, 557935), (95, 287777), (133, 205555), (245, 111587), (343, 79705), (665, 41111), (839, 32585), (931, 29365), (1715, 15941), (4195, 6517), (4655, 5873)]