313888925968

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{141137107}}^1$

素因数の和:141137254

約数の個数: 20

約数和(自身を含む): 612535048720

約数和(自身を除く): 298646122752

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 141137107, 282274214, 564548428, 1129096856, 2258193712, 19618057873, 39236115746, 78472231492, 156944462984, 313888925968]

約数ペア:

[(1, 313888925968), (2, 156944462984), (4, 78472231492), (8, 39236115746), (16, 19618057873), (139, 2258193712), (278, 1129096856), (556, 564548428), (1112, 282274214), (2224, 141137107)]