1644123456

素因数分解:

$2^6\times 3^2\times {\mathrm{2854381}}^1$

素因数の和:2854399

約数の個数: 42

約数和(自身を含む): 4712584682

約数和(自身を除く): 3068461226

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 2854381, 5708762, 8563143, 11417524, 17126286, 22835048, 25689429, 34252572, 45670096, 51378858, 68505144, 91340192, 102757716, 137010288, 182680384, 205515432, 274020576, 411030864, 548041152, 822061728, 1644123456]

約数ペア:

[(1, 1644123456), (2, 822061728), (3, 548041152), (4, 411030864), (6, 274020576), (8, 205515432), (9, 182680384), (12, 137010288), (16, 102757716), (18, 91340192), (24, 68505144), (32, 51378858), (36, 45670096), (48, 34252572), (64, 25689429), (72, 22835048), (96, 17126286), (144, 11417524), (192, 8563143), (288, 5708762), (576, 2854381)]