28471432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1289}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 58514400

約数和(自身を除く): 30042968

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 251, 502, 1004, 1289, 2008, 2578, 2761, 5156, 5522, 10312, 11044, 14179, 22088, 28358, 56716, 113432, 323539, 647078, 1294156, 2588312, 3558929, 7117858, 14235716, 28471432]

約数ペア:

[(1, 28471432), (2, 14235716), (4, 7117858), (8, 3558929), (11, 2588312), (22, 1294156), (44, 647078), (88, 323539), (251, 113432), (502, 56716), (1004, 28358), (1289, 22088), (2008, 14179), (2578, 11044), (2761, 10312), (5156, 5522)]