2493315

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 5114880

約数和(自身を除く): 2621565

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 73, 99, 115, 135, 165, 207, 219, 253, 297, 345, 365, 495, 621, 657, 759, 803, 1035, 1095, 1265, 1485, 1679, 1971, 2277, 2409, 3105, 3285, 3795, 4015, 5037, 6831, 7227, 8395, 9855, 11385, 12045, 15111, 18469, 21681, 25185, 34155, 36135, 45333, 55407, 75555, 92345, 108405, 166221, 226665, 277035, 498663, 831105, 2493315]

約数ペア:

[(1, 2493315), (3, 831105), (5, 498663), (9, 277035), (11, 226665), (15, 166221), (23, 108405), (27, 92345), (33, 75555), (45, 55407), (55, 45333), (69, 36135), (73, 34155), (99, 25185), (115, 21681), (135, 18469), (165, 15111), (207, 12045), (219, 11385), (253, 9855), (297, 8395), (345, 7227), (365, 6831), (495, 5037), (621, 4015), (657, 3795), (759, 3285), (803, 3105), (1035, 2409), (1095, 2277), (1265, 1971), (1485, 1679)]