42772639

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 54295920

約数和(自身を除く): 11523281

約数列:

[1, 7, 13, 49, 83, 91, 581, 637, 809, 1079, 4067, 5663, 7553, 10517, 39641, 52871, 67147, 73619, 470029, 515333, 872911, 3290203, 6110377, 42772639]

約数ペア:

[(1, 42772639), (7, 6110377), (13, 3290203), (49, 872911), (83, 515333), (91, 470029), (581, 73619), (637, 67147), (809, 52871), (1079, 39641), (4067, 10517), (5663, 7553)]