257182874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 425005056

約数和(自身を除く): 167822182

約数列:

[1, 2, 13, 26, 71, 127, 142, 254, 923, 1097, 1651, 1846, 2194, 3302, 9017, 14261, 18034, 28522, 77887, 117221, 139319, 155774, 234442, 278638, 1012531, 1811147, 2025062, 3622294, 9891649, 19783298, 128591437, 257182874]

約数ペア:

[(1, 257182874), (2, 128591437), (13, 19783298), (26, 9891649), (71, 3622294), (127, 2025062), (142, 1811147), (254, 1012531), (923, 278638), (1097, 234442), (1651, 155774), (1846, 139319), (2194, 117221), (3302, 77887), (9017, 28522), (14261, 18034)]