3123315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 6158880

約数和(自身を除く): 3035565

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 281, 285, 585, 741, 843, 855, 1235, 1405, 2223, 2529, 3653, 3705, 4215, 5339, 10959, 11115, 12645, 16017, 18265, 26695, 32877, 48051, 54795, 69407, 80085, 164385, 208221, 240255, 347035, 624663, 1041105, 3123315]

約数ペア:

[(1, 3123315), (3, 1041105), (5, 624663), (9, 347035), (13, 240255), (15, 208221), (19, 164385), (39, 80085), (45, 69407), (57, 54795), (65, 48051), (95, 32877), (117, 26695), (171, 18265), (195, 16017), (247, 12645), (281, 11115), (285, 10959), (585, 5339), (741, 4215), (843, 3705), (855, 3653), (1235, 2529), (1405, 2223)]