81228458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{6343}}^1$

素因数の和:6701

約数の個数: 16

約数和(自身を含む): 128656320

約数和(自身を除く): 47427862

約数列:

[1, 2, 19, 38, 337, 674, 6343, 6403, 12686, 12806, 120517, 241034, 2137591, 4275182, 40614229, 81228458]

約数ペア:

[(1, 81228458), (2, 40614229), (19, 4275182), (38, 2137591), (337, 241034), (674, 120517), (6343, 12806), (6403, 12686)]