251133476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{10247}}^1$

素因数の和:10819

約数の個数: 24

約数和(自身を含む): 480344256

約数和(自身を除く): 229210780

約数列:

[1, 2, 4, 11, 22, 44, 557, 1114, 2228, 6127, 10247, 12254, 20494, 24508, 40988, 112717, 225434, 450868, 5707579, 11415158, 22830316, 62783369, 125566738, 251133476]

約数ペア:

[(1, 251133476), (2, 125566738), (4, 62783369), (11, 22830316), (22, 11415158), (44, 5707579), (557, 450868), (1114, 225434), (2228, 112717), (6127, 40988), (10247, 24508), (12254, 20494)]