209020968

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223313}}^1$

素因数の和:223338

約数の個数: 48

約数和(自身を含む): 609647220

約数和(自身を除く): 400626252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 223313, 446626, 669939, 893252, 1339878, 1786504, 2009817, 2679756, 2903069, 4019634, 5359512, 5806138, 8039268, 8709207, 11612276, 16078536, 17418414, 23224552, 26127621, 34836828, 52255242, 69673656, 104510484, 209020968]

約数ペア:

[(1, 209020968), (2, 104510484), (3, 69673656), (4, 52255242), (6, 34836828), (8, 26127621), (9, 23224552), (12, 17418414), (13, 16078536), (18, 11612276), (24, 8709207), (26, 8039268), (36, 5806138), (39, 5359512), (52, 4019634), (72, 2903069), (78, 2679756), (104, 2009817), (117, 1786504), (156, 1339878), (234, 893252), (312, 669939), (468, 446626), (936, 223313)]