203977004

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2557}}^1$

素因数の和:2623

約数の個数: 72

約数和(自身を含む): 465412752

約数和(自身を除く): 261435748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1628, 1813, 2156, 2557, 2849, 3626, 5114, 5698, 7252, 10228, 11396, 17899, 19943, 28127, 35798, 39886, 56254, 71596, 79772, 94609, 112508, 125293, 189218, 196889, 250586, 378436, 393778, 501172, 662263, 787556, 1040699, 1324526, 1378223, 2081398, 2649052, 2756446, 4162796, 4635841, 5512892, 7284893, 9271682, 14569786, 18543364, 29139572, 50994251, 101988502, 203977004]

約数ペア:

[(1, 203977004), (2, 101988502), (4, 50994251), (7, 29139572), (11, 18543364), (14, 14569786), (22, 9271682), (28, 7284893), (37, 5512892), (44, 4635841), (49, 4162796), (74, 2756446), (77, 2649052), (98, 2081398), (148, 1378223), (154, 1324526), (196, 1040699), (259, 787556), (308, 662263), (407, 501172), (518, 393778), (539, 378436), (814, 250586), (1036, 196889), (1078, 189218), (1628, 125293), (1813, 112508), (2156, 94609), (2557, 79772), (2849, 71596), (3626, 56254), (5114, 39886), (5698, 35798), (7252, 28127), (10228, 19943), (11396, 17899)]