397233

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 636480

約数和(自身を除く): 239247

約数列:

[1, 3, 9, 19, 23, 57, 69, 101, 171, 207, 303, 437, 909, 1311, 1919, 2323, 3933, 5757, 6969, 17271, 20907, 44137, 132411, 397233]

約数ペア:

[(1, 397233), (3, 132411), (9, 44137), (19, 20907), (23, 17271), (57, 6969), (69, 5757), (101, 3933), (171, 2323), (207, 1919), (303, 1311), (437, 909)]