2781968

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 6279360

約数和(自身を除く): 3497392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 421, 472, 826, 842, 944, 1652, 1684, 2947, 3304, 3368, 5894, 6608, 6736, 11788, 23576, 24839, 47152, 49678, 99356, 173873, 198712, 347746, 397424, 695492, 1390984, 2781968]

約数ペア:

[(1, 2781968), (2, 1390984), (4, 695492), (7, 397424), (8, 347746), (14, 198712), (16, 173873), (28, 99356), (56, 49678), (59, 47152), (112, 24839), (118, 23576), (236, 11788), (413, 6736), (421, 6608), (472, 5894), (826, 3368), (842, 3304), (944, 2947), (1652, 1684)]