137858754817

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^2\times {\mathrm{251}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 165721780224

約数和(自身を除く): 27863025407

約数列:

[1, 7, 31, 131, 139, 217, 251, 917, 973, 1757, 4061, 4309, 7781, 18209, 19321, 28427, 30163, 32881, 34889, 54467, 127463, 135247, 230167, 244223, 564479, 598951, 1019311, 1081559, 2531051, 3951353, 4192657, 4570459, 4849571, 7135177, 7570913, 17717357, 31993213, 33946997, 78462581, 141684229, 150336701, 549238067, 635293801, 991789603, 1052356907, 4447056607, 19694107831, 137858754817]

約数ペア:

[(1, 137858754817), (7, 19694107831), (31, 4447056607), (131, 1052356907), (139, 991789603), (217, 635293801), (251, 549238067), (917, 150336701), (973, 141684229), (1757, 78462581), (4061, 33946997), (4309, 31993213), (7781, 17717357), (18209, 7570913), (19321, 7135177), (28427, 4849571), (30163, 4570459), (32881, 4192657), (34889, 3951353), (54467, 2531051), (127463, 1081559), (135247, 1019311), (230167, 598951), (244223, 564479)]