8640534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{503}}^1$

素因数の和:924

約数の個数: 32

約数和(自身を含む): 19837440

約数和(自身を除く): 11196906

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 503, 818, 1006, 1227, 1509, 2454, 2863, 3018, 3521, 5726, 7042, 8589, 10563, 17178, 21126, 205727, 411454, 617181, 1234362, 1440089, 2880178, 4320267, 8640534]

約数ペア:

[(1, 8640534), (2, 4320267), (3, 2880178), (6, 1440089), (7, 1234362), (14, 617181), (21, 411454), (42, 205727), (409, 21126), (503, 17178), (818, 10563), (1006, 8589), (1227, 7042), (1509, 5726), (2454, 3521), (2863, 3018)]