31499474

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1345

約数の個数: 16

約数和(自身を含む): 48090240

約数和(自身を除く): 16590766

約数列:

[1, 2, 109, 131, 218, 262, 1103, 2206, 14279, 28558, 120227, 144493, 240454, 288986, 15749737, 31499474]

約数ペア:

[(1, 31499474), (2, 15749737), (109, 288986), (131, 240454), (218, 144493), (262, 120227), (1103, 28558), (2206, 14279)]