647861764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{105929}}^1$

素因数の和:106083

約数の個数: 24

約数和(自身を含む): 1245736800

約数和(自身を除く): 597875036

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 105929, 211858, 423716, 1165219, 2330438, 4660876, 14724131, 29448262, 58896524, 161965441, 323930882, 647861764]

約数ペア:

[(1, 647861764), (2, 323930882), (4, 161965441), (11, 58896524), (22, 29448262), (44, 14724131), (139, 4660876), (278, 2330438), (556, 1165219), (1529, 423716), (3058, 211858), (6116, 105929)]