1390284

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{613}}^1$

素因数の和:636

約数の個数: 60

約数和(自身を含む): 4160464

約数和(自身を除く): 2770180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 613, 756, 1134, 1226, 1839, 2268, 2452, 3678, 4291, 5517, 7356, 8582, 11034, 12873, 16551, 17164, 22068, 25746, 33102, 38619, 49653, 51492, 66204, 77238, 99306, 115857, 154476, 198612, 231714, 347571, 463428, 695142, 1390284]

約数ペア:

[(1, 1390284), (2, 695142), (3, 463428), (4, 347571), (6, 231714), (7, 198612), (9, 154476), (12, 115857), (14, 99306), (18, 77238), (21, 66204), (27, 51492), (28, 49653), (36, 38619), (42, 33102), (54, 25746), (63, 22068), (81, 17164), (84, 16551), (108, 12873), (126, 11034), (162, 8582), (189, 7356), (252, 5517), (324, 4291), (378, 3678), (567, 2452), (613, 2268), (756, 1839), (1134, 1226)]