1257795

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^3$

素因数の和:54

約数の個数: 64

約数和(自身を含む): 2810880

約数和(自身を除く): 1553085

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 121, 135, 165, 189, 231, 297, 315, 363, 385, 495, 605, 693, 847, 945, 1089, 1155, 1331, 1485, 1815, 2079, 2541, 3267, 3465, 3993, 4235, 5445, 6655, 7623, 9317, 10395, 11979, 12705, 16335, 19965, 22869, 27951, 35937, 38115, 46585, 59895, 83853, 114345, 139755, 179685, 251559, 419265, 1257795]

約数ペア:

[(1, 1257795), (3, 419265), (5, 251559), (7, 179685), (9, 139755), (11, 114345), (15, 83853), (21, 59895), (27, 46585), (33, 38115), (35, 35937), (45, 27951), (55, 22869), (63, 19965), (77, 16335), (99, 12705), (105, 11979), (121, 10395), (135, 9317), (165, 7623), (189, 6655), (231, 5445), (297, 4235), (315, 3993), (363, 3465), (385, 3267), (495, 2541), (605, 2079), (693, 1815), (847, 1485), (945, 1331), (1089, 1155)]