127900016

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 252067200

約数和(自身を除く): 124167184

約数列:

[1, 2, 4, 8, 16, 131, 139, 262, 278, 439, 524, 556, 878, 1048, 1112, 1756, 2096, 2224, 3512, 7024, 18209, 36418, 57509, 61021, 72836, 115018, 122042, 145672, 230036, 244084, 291344, 460072, 488168, 920144, 976336, 7993751, 15987502, 31975004, 63950008, 127900016]

約数ペア:

[(1, 127900016), (2, 63950008), (4, 31975004), (8, 15987502), (16, 7993751), (131, 976336), (139, 920144), (262, 488168), (278, 460072), (439, 291344), (524, 244084), (556, 230036), (878, 145672), (1048, 122042), (1112, 115018), (1756, 72836), (2096, 61021), (2224, 57509), (3512, 36418), (7024, 18209)]