212573548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{7537}}^1$

素因数の和:8193

約数の個数: 24

約数和(自身を含む): 406509264

約数和(自身を除く): 193935716

約数列:

[1, 2, 4, 11, 22, 44, 641, 1282, 2564, 7051, 7537, 14102, 15074, 28204, 30148, 82907, 165814, 331628, 4831217, 9662434, 19324868, 53143387, 106286774, 212573548]

約数ペア:

[(1, 212573548), (2, 106286774), (4, 53143387), (11, 19324868), (22, 9662434), (44, 4831217), (641, 331628), (1282, 165814), (2564, 82907), (7051, 30148), (7537, 28204), (14102, 15074)]