523237561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 722534400

約数和(自身を除く): 199296839

約数列:

[1, 7, 11, 19, 31, 77, 83, 133, 139, 209, 217, 341, 581, 589, 913, 973, 1463, 1529, 1577, 2387, 2573, 2641, 4123, 4309, 6391, 6479, 10703, 11039, 11537, 17347, 18011, 18487, 28303, 29051, 30163, 45353, 47399, 48887, 80759, 81871, 121429, 126907, 198121, 203357, 219203, 331793, 342209, 357647, 537757, 573097, 888349, 900581, 1534421, 2411233, 2503529, 3764299, 3934117, 6304067, 6795293, 16878631, 27538819, 47567051, 74748223, 523237561]

約数ペア:

[(1, 523237561), (7, 74748223), (11, 47567051), (19, 27538819), (31, 16878631), (77, 6795293), (83, 6304067), (133, 3934117), (139, 3764299), (209, 2503529), (217, 2411233), (341, 1534421), (581, 900581), (589, 888349), (913, 573097), (973, 537757), (1463, 357647), (1529, 342209), (1577, 331793), (2387, 219203), (2573, 203357), (2641, 198121), (4123, 126907), (4309, 121429), (6391, 81871), (6479, 80759), (10703, 48887), (11039, 47399), (11537, 45353), (17347, 30163), (18011, 29051), (18487, 28303)]