991901124

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{6221}}^1$

素因数の和:6377

約数の個数: 72

約数和(自身を含む): 2590940352

約数和(自身を除く): 1599039228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 103, 129, 172, 206, 258, 309, 387, 412, 516, 618, 774, 927, 1236, 1548, 1854, 3708, 4429, 6221, 8858, 12442, 13287, 17716, 18663, 24884, 26574, 37326, 39861, 53148, 55989, 74652, 79722, 111978, 159444, 223956, 267503, 535006, 640763, 802509, 1070012, 1281526, 1605018, 1922289, 2407527, 2563052, 3210036, 3844578, 4815054, 5766867, 7689156, 9630108, 11533734, 23067468, 27552809, 55105618, 82658427, 110211236, 165316854, 247975281, 330633708, 495950562, 991901124]

約数ペア:

[(1, 991901124), (2, 495950562), (3, 330633708), (4, 247975281), (6, 165316854), (9, 110211236), (12, 82658427), (18, 55105618), (36, 27552809), (43, 23067468), (86, 11533734), (103, 9630108), (129, 7689156), (172, 5766867), (206, 4815054), (258, 3844578), (309, 3210036), (387, 2563052), (412, 2407527), (516, 1922289), (618, 1605018), (774, 1281526), (927, 1070012), (1236, 802509), (1548, 640763), (1854, 535006), (3708, 267503), (4429, 223956), (6221, 159444), (8858, 111978), (12442, 79722), (13287, 74652), (17716, 55989), (18663, 53148), (24884, 39861), (26574, 37326)]