778815054

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 1892352000

約数和(自身を除く): 1113536946

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 43, 54, 57, 86, 114, 127, 129, 139, 171, 254, 258, 278, 342, 381, 387, 417, 513, 762, 774, 817, 834, 1026, 1143, 1161, 1251, 1634, 2286, 2322, 2413, 2451, 2502, 2641, 3429, 3753, 4826, 4902, 5282, 5461, 5977, 6858, 7239, 7353, 7506, 7923, 10922, 11954, 14478, 14706, 15846, 16383, 17653, 17931, 21717, 22059, 23769, 32766, 35306, 35862, 43434, 44118, 47538, 49149, 52959, 53793, 65151, 71307, 98298, 103759, 105918, 107586, 113563, 130302, 142614, 147447, 158877, 161379, 207518, 227126, 294894, 311277, 317754, 322758, 335407, 340689, 476631, 622554, 670814, 681378, 759079, 933831, 953262, 1006221, 1022067, 1518158, 1867662, 2012442, 2044134, 2277237, 2801493, 3018663, 3066201, 4554474, 5602986, 6037326, 6132402, 6831711, 9055989, 13663422, 14422501, 18111978, 20495133, 28845002, 40990266, 43267503, 86535006, 129802509, 259605018, 389407527, 778815054]

約数ペア:

[(1, 778815054), (2, 389407527), (3, 259605018), (6, 129802509), (9, 86535006), (18, 43267503), (19, 40990266), (27, 28845002), (38, 20495133), (43, 18111978), (54, 14422501), (57, 13663422), (86, 9055989), (114, 6831711), (127, 6132402), (129, 6037326), (139, 5602986), (171, 4554474), (254, 3066201), (258, 3018663), (278, 2801493), (342, 2277237), (381, 2044134), (387, 2012442), (417, 1867662), (513, 1518158), (762, 1022067), (774, 1006221), (817, 953262), (834, 933831), (1026, 759079), (1143, 681378), (1161, 670814), (1251, 622554), (1634, 476631), (2286, 340689), (2322, 335407), (2413, 322758), (2451, 317754), (2502, 311277), (2641, 294894), (3429, 227126), (3753, 207518), (4826, 161379), (4902, 158877), (5282, 147447), (5461, 142614), (5977, 130302), (6858, 113563), (7239, 107586), (7353, 105918), (7506, 103759), (7923, 98298), (10922, 71307), (11954, 65151), (14478, 53793), (14706, 52959), (15846, 49149), (16383, 47538), (17653, 44118), (17931, 43434), (21717, 35862), (22059, 35306), (23769, 32766)]