278324144

素因数分解:

$2^4\times 7^1\times {\mathrm{2485037}}^1$

素因数の和:2485052

約数の個数: 20

約数和(自身を含む): 616289424

約数和(自身を除く): 337965280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2485037, 4970074, 9940148, 17395259, 19880296, 34790518, 39760592, 69581036, 139162072, 278324144]

約数ペア:

[(1, 278324144), (2, 139162072), (4, 69581036), (7, 39760592), (8, 34790518), (14, 19880296), (16, 17395259), (28, 9940148), (56, 4970074), (112, 2485037)]