54800001

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 80870400

約数和(自身を除く): 26070399

約数列:

[1, 3, 9, 71, 191, 213, 449, 573, 639, 1347, 1719, 4041, 13561, 31879, 40683, 85759, 95637, 122049, 257277, 286911, 771831, 6088889, 18266667, 54800001]

約数ペア:

[(1, 54800001), (3, 18266667), (9, 6088889), (71, 771831), (191, 286911), (213, 257277), (449, 122049), (573, 95637), (639, 85759), (1347, 40683), (1719, 31879), (4041, 13561)]