278320672

素因数分解:

$2^5\times 7^1\times {\mathrm{1242503}}^1$

素因数の和:1242520

約数の個数: 24

約数和(自身を含む): 626222016

約数和(自身を除く): 347901344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1242503, 2485006, 4970012, 8697521, 9940024, 17395042, 19880048, 34790084, 39760096, 69580168, 139160336, 278320672]

約数ペア:

[(1, 278320672), (2, 139160336), (4, 69580168), (7, 39760096), (8, 34790084), (14, 19880048), (16, 17395042), (28, 9940024), (32, 8697521), (56, 4970012), (112, 2485006), (224, 1242503)]