28531822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 20716178

約数列:

[1, 2, 11, 22, 23, 46, 113, 226, 253, 499, 506, 998, 1243, 2486, 2599, 5198, 5489, 10978, 11477, 22954, 28589, 56387, 57178, 112774, 126247, 252494, 620257, 1240514, 1296901, 2593802, 14265911, 28531822]

約数ペア:

[(1, 28531822), (2, 14265911), (11, 2593802), (22, 1296901), (23, 1240514), (46, 620257), (113, 252494), (226, 126247), (253, 112774), (499, 57178), (506, 56387), (998, 28589), (1243, 22954), (2486, 11477), (2599, 10978), (5198, 5489)]