31427066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 21795334

約数列:

[1, 2, 11, 22, 43, 86, 139, 239, 278, 473, 478, 946, 1529, 2629, 3058, 5258, 5977, 10277, 11954, 20554, 33221, 65747, 66442, 113047, 131494, 226094, 365431, 730862, 1428503, 2857006, 15713533, 31427066]

約数ペア:

[(1, 31427066), (2, 15713533), (11, 2857006), (22, 1428503), (43, 730862), (86, 365431), (139, 226094), (239, 131494), (278, 113047), (473, 66442), (478, 65747), (946, 33221), (1529, 20554), (2629, 11954), (3058, 10277), (5258, 5977)]