639830304

素因数分解:

$2^5\times 3^2\times {\mathrm{2221633}}^1$

素因数の和:2221649

約数の個数: 36

約数和(自身を含む): 1819518246

約数和(自身を除く): 1179687942

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 2221633, 4443266, 6664899, 8886532, 13329798, 17773064, 19994697, 26659596, 35546128, 39989394, 53319192, 71092256, 79978788, 106638384, 159957576, 213276768, 319915152, 639830304]

約数ペア:

[(1, 639830304), (2, 319915152), (3, 213276768), (4, 159957576), (6, 106638384), (8, 79978788), (9, 71092256), (12, 53319192), (16, 39989394), (18, 35546128), (24, 26659596), (32, 19994697), (36, 17773064), (48, 13329798), (72, 8886532), (96, 6664899), (144, 4443266), (288, 2221633)]