231296128

素因数分解:

$2^7\times 7^1\times {\mathrm{258143}}^1$

素因数の和:258164

約数の個数: 32

約数和(自身を含む): 526613760

約数和(自身を除く): 295317632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 258143, 516286, 1032572, 1807001, 2065144, 3614002, 4130288, 7228004, 8260576, 14456008, 16521152, 28912016, 33042304, 57824032, 115648064, 231296128]

約数ペア:

[(1, 231296128), (2, 115648064), (4, 57824032), (7, 33042304), (8, 28912016), (14, 16521152), (16, 14456008), (28, 8260576), (32, 7228004), (56, 4130288), (64, 3614002), (112, 2065144), (128, 1807001), (224, 1032572), (448, 516286), (896, 258143)]