2021639247

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{61}}^1\times {\mathrm{1667}}^1$

素因数の和:1828

約数の個数: 36

約数和(自身を含む): 3034328856

約数和(自身を除く): 1012689609

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 1667, 2209, 2867, 5001, 6627, 8601, 15003, 19881, 25803, 78349, 101687, 134749, 235047, 305061, 404247, 705141, 915183, 1212741, 3682403, 4779289, 11047209, 14337867, 33141627, 43013601, 224626583, 673879749, 2021639247]

約数ペア:

[(1, 2021639247), (3, 673879749), (9, 224626583), (47, 43013601), (61, 33141627), (141, 14337867), (183, 11047209), (423, 4779289), (549, 3682403), (1667, 1212741), (2209, 915183), (2867, 705141), (5001, 404247), (6627, 305061), (8601, 235047), (15003, 134749), (19881, 101687), (25803, 78349)]