2439261

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1615779

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 191, 297, 387, 473, 573, 1161, 1419, 1719, 2101, 4257, 5157, 6303, 8213, 12771, 18909, 24639, 56727, 73917, 90343, 221751, 271029, 813087, 2439261]

約数ペア:

[(1, 2439261), (3, 813087), (9, 271029), (11, 221751), (27, 90343), (33, 73917), (43, 56727), (99, 24639), (129, 18909), (191, 12771), (297, 8213), (387, 6303), (473, 5157), (573, 4257), (1161, 2101), (1419, 1719)]