12911148

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 34398000

約数和(自身を除く): 21486852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 83, 87, 116, 149, 166, 174, 249, 261, 298, 332, 348, 447, 498, 522, 596, 747, 894, 996, 1044, 1341, 1494, 1788, 2407, 2682, 2988, 4321, 4814, 5364, 7221, 8642, 9628, 12367, 12963, 14442, 17284, 21663, 24734, 25926, 28884, 37101, 38889, 43326, 49468, 51852, 74202, 77778, 86652, 111303, 148404, 155556, 222606, 358643, 445212, 717286, 1075929, 1434572, 2151858, 3227787, 4303716, 6455574, 12911148]

約数ペア:

[(1, 12911148), (2, 6455574), (3, 4303716), (4, 3227787), (6, 2151858), (9, 1434572), (12, 1075929), (18, 717286), (29, 445212), (36, 358643), (58, 222606), (83, 155556), (87, 148404), (116, 111303), (149, 86652), (166, 77778), (174, 74202), (249, 51852), (261, 49468), (298, 43326), (332, 38889), (348, 37101), (447, 28884), (498, 25926), (522, 24734), (596, 21663), (747, 17284), (894, 14442), (996, 12963), (1044, 12367), (1341, 9628), (1494, 8642), (1788, 7221), (2407, 5364), (2682, 4814), (2988, 4321)]