389376512

素因数分解:

$2^9\times 7^1\times {\mathrm{108643}}^1$

素因数の和:108668

約数の個数: 40

約数和(自身を含む): 889142496

約数和(自身を除く): 499765984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 108643, 217286, 434572, 760501, 869144, 1521002, 1738288, 3042004, 3476576, 6084008, 6953152, 12168016, 13906304, 24336032, 27812608, 48672064, 55625216, 97344128, 194688256, 389376512]

約数ペア:

[(1, 389376512), (2, 194688256), (4, 97344128), (7, 55625216), (8, 48672064), (14, 27812608), (16, 24336032), (28, 13906304), (32, 12168016), (56, 6953152), (64, 6084008), (112, 3476576), (128, 3042004), (224, 1738288), (256, 1521002), (448, 869144), (512, 760501), (896, 434572), (1792, 217286), (3584, 108643)]