2989415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 4366656

約数和(自身を除く): 1377241

約数列:

[1, 5, 11, 13, 37, 55, 65, 113, 143, 185, 407, 481, 565, 715, 1243, 1469, 2035, 2405, 4181, 5291, 6215, 7345, 16159, 20905, 26455, 45991, 54353, 80795, 229955, 271765, 597883, 2989415]

約数ペア:

[(1, 2989415), (5, 597883), (11, 271765), (13, 229955), (37, 80795), (55, 54353), (65, 45991), (113, 26455), (143, 20905), (185, 16159), (407, 7345), (481, 6215), (565, 5291), (715, 4181), (1243, 2405), (1469, 2035)]