1938984957

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{11897}}^1$

素因数の和:12122

約数の個数: 48

約数和(自身を含む): 3464697600

約数和(自身を除く): 1525712643

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 199, 273, 597, 819, 1393, 1791, 2587, 4179, 7761, 11897, 12537, 18109, 23283, 35691, 54327, 83279, 107073, 154661, 162981, 249837, 463983, 749511, 1082627, 1391949, 2367503, 3247881, 7102509, 9743643, 16572521, 21307527, 30777539, 49717563, 92332617, 149152689, 215442773, 276997851, 646328319, 1938984957]

約数ペア:

[(1, 1938984957), (3, 646328319), (7, 276997851), (9, 215442773), (13, 149152689), (21, 92332617), (39, 49717563), (63, 30777539), (91, 21307527), (117, 16572521), (199, 9743643), (273, 7102509), (597, 3247881), (819, 2367503), (1393, 1391949), (1791, 1082627), (2587, 749511), (4179, 463983), (7761, 249837), (11897, 162981), (12537, 154661), (18109, 107073), (23283, 83279), (35691, 54327)]