289649626

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19139}}^1$

素因数の和:19218

約数の個数: 32

約数和(自身を含む): 529182720

約数和(自身を除く): 239533094

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2162, 7567, 15134, 19139, 38278, 133973, 267946, 440197, 880394, 899533, 1799066, 3081379, 6162758, 6296731, 12593462, 20689259, 41378518, 144824813, 289649626]

約数ペア:

[(1, 289649626), (2, 144824813), (7, 41378518), (14, 20689259), (23, 12593462), (46, 6296731), (47, 6162758), (94, 3081379), (161, 1799066), (322, 899533), (329, 880394), (658, 440197), (1081, 267946), (2162, 133973), (7567, 38278), (15134, 19139)]