128421632

素因数分解:

$2^8\times {\mathrm{277}}^1\times {\mathrm{1811}}^1$

素因数の和:2104

約数の個数: 36

約数和(自身を含む): 257409096

約数和(自身を除く): 128987464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 277, 554, 1108, 1811, 2216, 3622, 4432, 7244, 8864, 14488, 17728, 28976, 35456, 57952, 70912, 115904, 231808, 463616, 501647, 1003294, 2006588, 4013176, 8026352, 16052704, 32105408, 64210816, 128421632]

約数ペア:

[(1, 128421632), (2, 64210816), (4, 32105408), (8, 16052704), (16, 8026352), (32, 4013176), (64, 2006588), (128, 1003294), (256, 501647), (277, 463616), (554, 231808), (1108, 115904), (1811, 70912), (2216, 57952), (3622, 35456), (4432, 28976), (7244, 17728), (8864, 14488)]