139066718

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 242085888

約数和(自身を除く): 103019170

約数列:

[1, 2, 7, 14, 131, 191, 262, 382, 397, 794, 917, 1337, 1834, 2674, 2779, 5558, 25021, 50042, 52007, 75827, 104014, 151654, 175147, 350294, 364049, 530789, 728098, 1061578, 9933337, 19866674, 69533359, 139066718]

約数ペア:

[(1, 139066718), (2, 69533359), (7, 19866674), (14, 9933337), (131, 1061578), (191, 728098), (262, 530789), (382, 364049), (397, 350294), (794, 175147), (917, 151654), (1337, 104014), (1834, 75827), (2674, 52007), (2779, 50042), (5558, 25021)]