28673755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 12590885

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 209, 253, 437, 1045, 1193, 1265, 2185, 4807, 5965, 13123, 22667, 24035, 27439, 65615, 113335, 137195, 249337, 301829, 521341, 1246685, 1509145, 2606705, 5734751, 28673755]

約数ペア:

[(1, 28673755), (5, 5734751), (11, 2606705), (19, 1509145), (23, 1246685), (55, 521341), (95, 301829), (115, 249337), (209, 137195), (253, 113335), (437, 65615), (1045, 27439), (1193, 24035), (1265, 22667), (2185, 13123), (4807, 5965)]