56505278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{11351}}^1$

素因数の和:11503

約数の個数: 16

約数和(自身を含む): 89907840

約数和(自身を除く): 33402562

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 11351, 22702, 215669, 431338, 1486981, 2973962, 28252639, 56505278]

約数ペア:

[(1, 56505278), (2, 28252639), (19, 2973962), (38, 1486981), (131, 431338), (262, 215669), (2489, 22702), (4978, 11351)]