81320136

素因数分解:

$2^3\times 3^1\times {\mathrm{647}}^1\times {\mathrm{5237}}^1$

素因数の和:5893

約数の個数: 32

約数和(自身を含む): 203653440

約数和(自身を除く): 122333304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 647, 1294, 1941, 2588, 3882, 5176, 5237, 7764, 10474, 15528, 15711, 20948, 31422, 41896, 62844, 125688, 3388339, 6776678, 10165017, 13553356, 20330034, 27106712, 40660068, 81320136]

約数ペア:

[(1, 81320136), (2, 40660068), (3, 27106712), (4, 20330034), (6, 13553356), (8, 10165017), (12, 6776678), (24, 3388339), (647, 125688), (1294, 62844), (1941, 41896), (2588, 31422), (3882, 20948), (5176, 15711), (5237, 15528), (7764, 10474)]