25505631

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 39168000

約数和(自身を除く): 13662369

約数列:

[1, 3, 9, 27, 47, 101, 141, 199, 303, 423, 597, 909, 1269, 1791, 2727, 4747, 5373, 9353, 14241, 20099, 28059, 42723, 60297, 84177, 128169, 180891, 252531, 542673, 944653, 2833959, 8501877, 25505631]

約数ペア:

[(1, 25505631), (3, 8501877), (9, 2833959), (27, 944653), (47, 542673), (101, 252531), (141, 180891), (199, 128169), (303, 84177), (423, 60297), (597, 42723), (909, 28059), (1269, 20099), (1791, 14241), (2727, 9353), (4747, 5373)]