3997756

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2131}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 8118656

約数和(自身を除く): 4120900

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 2131, 4262, 8524, 14917, 29834, 59668, 142777, 285554, 571108, 999439, 1998878, 3997756]

約数ペア:

[(1, 3997756), (2, 1998878), (4, 999439), (7, 571108), (14, 285554), (28, 142777), (67, 59668), (134, 29834), (268, 14917), (469, 8524), (938, 4262), (1876, 2131)]