139712258

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{433889}}^1$

素因数の和:433921

約数の個数: 16

約数和(自身を含む): 249920640

約数和(自身を除く): 110208382

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 433889, 867778, 3037223, 6074446, 9979447, 19958894, 69856129, 139712258]

約数ペア:

[(1, 139712258), (2, 69856129), (7, 19958894), (14, 9979447), (23, 6074446), (46, 3037223), (161, 867778), (322, 433889)]