8401448128

素因数分解:

$2^6\times {\mathrm{509}}^1\times {\mathrm{257903}}^1$

素因数の和:258424

約数の個数: 28

約数和(自身を含む): 16704442080

約数和(自身を除く): 8302993952

約数列:

[1, 2, 4, 8, 16, 32, 64, 509, 1018, 2036, 4072, 8144, 16288, 32576, 257903, 515806, 1031612, 2063224, 4126448, 8252896, 16505792, 131272627, 262545254, 525090508, 1050181016, 2100362032, 4200724064, 8401448128]

約数ペア:

[(1, 8401448128), (2, 4200724064), (4, 2100362032), (8, 1050181016), (16, 525090508), (32, 262545254), (64, 131272627), (509, 16505792), (1018, 8252896), (2036, 4126448), (4072, 2063224), (8144, 1031612), (16288, 515806), (32576, 257903)]