204865956

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{26717}}^1$

素因数の和:26801

約数の個数: 48

約数和(自身を含む): 538634880

約数和(自身を除く): 333768924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 26717, 53434, 80151, 106868, 160302, 240453, 320604, 480906, 721359, 961812, 1442718, 1896907, 2885436, 3793814, 5690721, 7587628, 11381442, 17072163, 22762884, 34144326, 51216489, 68288652, 102432978, 204865956]

約数ペア:

[(1, 204865956), (2, 102432978), (3, 68288652), (4, 51216489), (6, 34144326), (9, 22762884), (12, 17072163), (18, 11381442), (27, 7587628), (36, 5690721), (54, 3793814), (71, 2885436), (108, 1896907), (142, 1442718), (213, 961812), (284, 721359), (426, 480906), (639, 320604), (852, 240453), (1278, 160302), (1917, 106868), (2556, 80151), (3834, 53434), (7668, 26717)]