74975978

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 143951904

約数和(自身を除く): 68975926

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 157, 314, 443, 539, 886, 1078, 1099, 1727, 2198, 3101, 3454, 4873, 6202, 7693, 9746, 12089, 15386, 21707, 24178, 34111, 43414, 68222, 69551, 84623, 139102, 169246, 238777, 477554, 486857, 765061, 973714, 1530122, 3407999, 5355427, 6815998, 10710854, 37487989, 74975978]

約数ペア:

[(1, 74975978), (2, 37487989), (7, 10710854), (11, 6815998), (14, 5355427), (22, 3407999), (49, 1530122), (77, 973714), (98, 765061), (154, 486857), (157, 477554), (314, 238777), (443, 169246), (539, 139102), (886, 84623), (1078, 69551), (1099, 68222), (1727, 43414), (2198, 34111), (3101, 24178), (3454, 21707), (4873, 15386), (6202, 12089), (7693, 9746)]