12976884

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 34306272

約数和(自身を除く): 21329388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 83, 86, 101, 129, 166, 172, 202, 249, 258, 303, 332, 387, 404, 498, 516, 606, 747, 774, 909, 996, 1212, 1494, 1548, 1818, 2988, 3569, 3636, 4343, 7138, 8383, 8686, 10707, 13029, 14276, 16766, 17372, 21414, 25149, 26058, 32121, 33532, 39087, 42828, 50298, 52116, 64242, 75447, 78174, 100596, 128484, 150894, 156348, 301788, 360469, 720938, 1081407, 1441876, 2162814, 3244221, 4325628, 6488442, 12976884]

約数ペア:

[(1, 12976884), (2, 6488442), (3, 4325628), (4, 3244221), (6, 2162814), (9, 1441876), (12, 1081407), (18, 720938), (36, 360469), (43, 301788), (83, 156348), (86, 150894), (101, 128484), (129, 100596), (166, 78174), (172, 75447), (202, 64242), (249, 52116), (258, 50298), (303, 42828), (332, 39087), (387, 33532), (404, 32121), (498, 26058), (516, 25149), (606, 21414), (747, 17372), (774, 16766), (909, 14276), (996, 13029), (1212, 10707), (1494, 8686), (1548, 8383), (1818, 7138), (2988, 4343), (3569, 3636)]