15988456

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 33516000

約数和(自身を除く): 17527544

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 121, 166, 199, 242, 332, 398, 484, 664, 796, 913, 968, 1592, 1826, 2189, 3652, 4378, 7304, 8756, 10043, 16517, 17512, 20086, 24079, 33034, 40172, 48158, 66068, 80344, 96316, 132136, 181687, 192632, 363374, 726748, 1453496, 1998557, 3997114, 7994228, 15988456]

約数ペア:

[(1, 15988456), (2, 7994228), (4, 3997114), (8, 1998557), (11, 1453496), (22, 726748), (44, 363374), (83, 192632), (88, 181687), (121, 132136), (166, 96316), (199, 80344), (242, 66068), (332, 48158), (398, 40172), (484, 33034), (664, 24079), (796, 20086), (913, 17512), (968, 16517), (1592, 10043), (1826, 8756), (2189, 7304), (3652, 4378)]