121247721

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101293}}^1$

素因数の和:101325

約数の個数: 24

約数和(自身を含む): 210691520

約数和(自身を除く): 89443799

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 101293, 303879, 709051, 911637, 1924567, 2127153, 5773701, 6381459, 13471969, 17321103, 40415907, 121247721]

約数ペア:

[(1, 121247721), (3, 40415907), (7, 17321103), (9, 13471969), (19, 6381459), (21, 5773701), (57, 2127153), (63, 1924567), (133, 911637), (171, 709051), (399, 303879), (1197, 101293)]