127968128

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{14081}}^1$

素因数の和:14166

約数の個数: 32

約数和(自身を含む): 258545520

約数和(自身を除く): 130577392

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 14081, 28162, 56324, 112648, 225296, 450592, 901184, 999751, 1802368, 1999502, 3999004, 7998008, 15996016, 31992032, 63984064, 127968128]

約数ペア:

[(1, 127968128), (2, 63984064), (4, 31992032), (8, 15996016), (16, 7998008), (32, 3999004), (64, 1999502), (71, 1802368), (128, 999751), (142, 901184), (284, 450592), (568, 225296), (1136, 112648), (2272, 56324), (4544, 28162), (9088, 14081)]