397777215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{4663}}^1$

素因数の和:4740

約数の個数: 48

約数和(自身を含む): 714599424

約数和(自身を除く): 316822209

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 121, 141, 165, 235, 363, 517, 605, 705, 1551, 1815, 2585, 4663, 5687, 7755, 13989, 17061, 23315, 28435, 51293, 69945, 85305, 153879, 219161, 256465, 564223, 657483, 769395, 1095805, 1692669, 2410771, 2821115, 3287415, 7232313, 8463345, 12053855, 26518481, 36161565, 79555443, 132592405, 397777215]

約数ペア:

[(1, 397777215), (3, 132592405), (5, 79555443), (11, 36161565), (15, 26518481), (33, 12053855), (47, 8463345), (55, 7232313), (121, 3287415), (141, 2821115), (165, 2410771), (235, 1692669), (363, 1095805), (517, 769395), (605, 657483), (705, 564223), (1551, 256465), (1815, 219161), (2585, 153879), (4663, 85305), (5687, 69945), (7755, 51293), (13989, 28435), (17061, 23315)]