197156729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{24859}}^1$

素因数の和:24980

約数の個数: 16

約数和(自身を含む): 248202240

約数和(自身を除く): 51045511

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 24859, 174013, 273449, 1914143, 2560477, 17923339, 28165247, 197156729]

約数ペア:

[(1, 197156729), (7, 28165247), (11, 17923339), (77, 2560477), (103, 1914143), (721, 273449), (1133, 174013), (7931, 24859)]