1981656

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 5686200

約数和(自身を除く): 3704544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 1619, 3238, 4857, 6476, 9714, 12952, 14571, 19428, 27523, 29142, 38856, 55046, 58284, 82569, 110092, 116568, 165138, 220184, 247707, 330276, 495414, 660552, 990828, 1981656]

約数ペア:

[(1, 1981656), (2, 990828), (3, 660552), (4, 495414), (6, 330276), (8, 247707), (9, 220184), (12, 165138), (17, 116568), (18, 110092), (24, 82569), (34, 58284), (36, 55046), (51, 38856), (68, 29142), (72, 27523), (102, 19428), (136, 14571), (153, 12952), (204, 9714), (306, 6476), (408, 4857), (612, 3238), (1224, 1619)]