1281567352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1\times {\mathrm{653}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 2630335680

約数和(自身を除く): 1348768328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 113, 167, 226, 334, 452, 653, 668, 904, 1306, 1336, 1469, 2171, 2612, 2938, 4342, 5224, 5876, 8489, 8684, 11752, 16978, 17368, 18871, 33956, 37742, 67912, 73789, 75484, 109051, 147578, 150968, 218102, 245323, 295156, 436204, 490646, 590312, 872408, 959257, 981292, 1417663, 1918514, 1962584, 2835326, 3837028, 5670652, 7674056, 11341304, 12322763, 24645526, 49291052, 98582104, 160195919, 320391838, 640783676, 1281567352]

約数ペア:

[(1, 1281567352), (2, 640783676), (4, 320391838), (8, 160195919), (13, 98582104), (26, 49291052), (52, 24645526), (104, 12322763), (113, 11341304), (167, 7674056), (226, 5670652), (334, 3837028), (452, 2835326), (653, 1962584), (668, 1918514), (904, 1417663), (1306, 981292), (1336, 959257), (1469, 872408), (2171, 590312), (2612, 490646), (2938, 436204), (4342, 295156), (5224, 245323), (5876, 218102), (8489, 150968), (8684, 147578), (11752, 109051), (16978, 75484), (17368, 73789), (18871, 67912), (33956, 37742)]