489071781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{22153}}^1$

素因数の和:22393

約数の個数: 24

約数和(自身を含む): 774149376

約数和(自身を除く): 285077595

約数列:

[1, 3, 9, 11, 33, 99, 223, 669, 2007, 2453, 7359, 22077, 22153, 66459, 199377, 243683, 731049, 2193147, 4940119, 14820357, 44461071, 54341309, 163023927, 489071781]

約数ペア:

[(1, 489071781), (3, 163023927), (9, 54341309), (11, 44461071), (33, 14820357), (99, 4940119), (223, 2193147), (669, 731049), (2007, 243683), (2453, 199377), (7359, 66459), (22077, 22153)]