28759407

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21937}}^1$

素因数の和:21982

約数の個数: 16

約数和(自身を含む): 42120960

約数和(自身を除く): 13361553

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 21937, 65811, 416803, 504551, 1250409, 1513653, 9586469, 28759407]

約数ペア:

[(1, 28759407), (3, 9586469), (19, 1513653), (23, 1250409), (57, 504551), (69, 416803), (437, 65811), (1311, 21937)]