81949911

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 121616640

約数和(自身を除く): 39666729

約数列:

[1, 3, 17, 29, 51, 67, 87, 201, 493, 827, 1139, 1479, 1943, 2481, 3417, 5829, 14059, 23983, 33031, 42177, 55409, 71949, 99093, 166227, 407711, 941953, 1223133, 1606861, 2825859, 4820583, 27316637, 81949911]

約数ペア:

[(1, 81949911), (3, 27316637), (17, 4820583), (29, 2825859), (51, 1606861), (67, 1223133), (87, 941953), (201, 407711), (493, 166227), (827, 99093), (1139, 71949), (1479, 55409), (1943, 42177), (2481, 33031), (3417, 23983), (5829, 14059)]