431998839

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{31189}}^1$

素因数の和:31226

約数の個数: 28

約数和(自身を含む): 681813400

約数和(自身を除く): 249814561

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 4617, 13851, 31189, 93567, 280701, 592591, 842103, 1777773, 2526309, 5333319, 7578927, 15999957, 22736781, 47999871, 143999613, 431998839]

約数ペア:

[(1, 431998839), (3, 143999613), (9, 47999871), (19, 22736781), (27, 15999957), (57, 7578927), (81, 5333319), (171, 2526309), (243, 1777773), (513, 842103), (729, 592591), (1539, 280701), (4617, 93567), (13851, 31189)]