56147128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{709}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 111186000

約数和(自身を除く): 55038872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 521, 709, 1042, 1418, 2084, 2836, 4168, 5672, 9899, 13471, 19798, 26942, 39596, 53884, 79192, 107768, 369389, 738778, 1477556, 2955112, 7018391, 14036782, 28073564, 56147128]

約数ペア:

[(1, 56147128), (2, 28073564), (4, 14036782), (8, 7018391), (19, 2955112), (38, 1477556), (76, 738778), (152, 369389), (521, 107768), (709, 79192), (1042, 53884), (1418, 39596), (2084, 26942), (2836, 19798), (4168, 13471), (5672, 9899)]