256028696

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{415631}}^1$

素因数の和:415655

約数の個数: 32

約数和(自身を含む): 598510080

約数和(自身を除く): 342481384

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 415631, 831262, 1662524, 2909417, 3325048, 4571941, 5818834, 9143882, 11637668, 18287764, 23275336, 32003587, 36575528, 64007174, 128014348, 256028696]

約数ペア:

[(1, 256028696), (2, 128014348), (4, 64007174), (7, 36575528), (8, 32003587), (11, 23275336), (14, 18287764), (22, 11637668), (28, 9143882), (44, 5818834), (56, 4571941), (77, 3325048), (88, 2909417), (154, 1662524), (308, 831262), (616, 415631)]