28310211

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 42172416

約数和(自身を除く): 13862205

約数列:

[1, 3, 9, 43, 129, 191, 383, 387, 573, 1149, 1719, 3447, 8213, 16469, 24639, 49407, 73153, 73917, 148221, 219459, 658377, 3145579, 9436737, 28310211]

約数ペア:

[(1, 28310211), (3, 9436737), (9, 3145579), (43, 658377), (129, 219459), (191, 148221), (383, 73917), (387, 73153), (573, 49407), (1149, 24639), (1719, 16469), (3447, 8213)]