245103657

素因数分解:

$3^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 329484672

約数和(自身を除く): 84381015

約数列:

[1, 3, 197, 591, 641, 647, 1923, 1941, 126277, 127459, 378831, 382377, 414727, 1244181, 81701219, 245103657]

約数ペア:

[(1, 245103657), (3, 81701219), (197, 1244181), (591, 414727), (641, 382377), (647, 378831), (1923, 127459), (1941, 126277)]