187776711

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{79939}}^1$

素因数の和:79980

約数の個数: 20

約数和(自身を含む): 290182200

約数和(自身を除く): 102405489

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 79939, 239817, 719451, 2158353, 2318231, 6475059, 6954693, 20864079, 62592237, 187776711]

約数ペア:

[(1, 187776711), (3, 62592237), (9, 20864079), (27, 6954693), (29, 6475059), (81, 2318231), (87, 2158353), (261, 719451), (783, 239817), (2349, 79939)]