2783709

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 4309760

約数和(自身を除く): 1526051

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 223, 657, 669, 1387, 2007, 4161, 4237, 12483, 12711, 16279, 38133, 48837, 146511, 309301, 927903, 2783709]

約数ペア:

[(1, 2783709), (3, 927903), (9, 309301), (19, 146511), (57, 48837), (73, 38133), (171, 16279), (219, 12711), (223, 12483), (657, 4237), (669, 4161), (1387, 2007)]