131207958

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18269}}^1$

素因数の和:18306

約数の個数: 64

約数和(自身を含む): 350784000

約数和(自身を除く): 219576042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 18269, 36538, 54807, 109614, 127883, 164421, 255766, 328842, 347111, 383649, 493263, 694222, 767298, 986526, 1041333, 1150947, 2082666, 2301894, 2429777, 3123999, 3452841, 4859554, 6247998, 6905682, 7289331, 9371997, 14578662, 18743994, 21867993, 43735986, 65603979, 131207958]

約数ペア:

[(1, 131207958), (2, 65603979), (3, 43735986), (6, 21867993), (7, 18743994), (9, 14578662), (14, 9371997), (18, 7289331), (19, 6905682), (21, 6247998), (27, 4859554), (38, 3452841), (42, 3123999), (54, 2429777), (57, 2301894), (63, 2082666), (114, 1150947), (126, 1041333), (133, 986526), (171, 767298), (189, 694222), (266, 493263), (342, 383649), (378, 347111), (399, 328842), (513, 255766), (798, 164421), (1026, 127883), (1197, 109614), (2394, 54807), (3591, 36538), (7182, 18269)]