28432976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 120

約数和(自身を含む): 70349664

約数和(自身を除く): 41916688

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 43, 44, 52, 68, 86, 88, 104, 136, 143, 172, 176, 187, 208, 221, 272, 286, 289, 344, 374, 442, 473, 559, 572, 578, 688, 731, 748, 884, 946, 1118, 1144, 1156, 1462, 1496, 1768, 1892, 2236, 2288, 2312, 2431, 2924, 2992, 3179, 3536, 3757, 3784, 4472, 4624, 4862, 5848, 6149, 6358, 7514, 7568, 8041, 8944, 9503, 9724, 11696, 12298, 12427, 12716, 15028, 16082, 19006, 19448, 24596, 24854, 25432, 30056, 32164, 38012, 38896, 41327, 49192, 49708, 50864, 60112, 64328, 76024, 82654, 98384, 99416, 104533, 128656, 136697, 152048, 161551, 165308, 198832, 209066, 273394, 323102, 330616, 418132, 546788, 646204, 661232, 836264, 1093576, 1292408, 1672528, 1777061, 2187152, 2584816, 3554122, 7108244, 14216488, 28432976]

約数ペア:

[(1, 28432976), (2, 14216488), (4, 7108244), (8, 3554122), (11, 2584816), (13, 2187152), (16, 1777061), (17, 1672528), (22, 1292408), (26, 1093576), (34, 836264), (43, 661232), (44, 646204), (52, 546788), (68, 418132), (86, 330616), (88, 323102), (104, 273394), (136, 209066), (143, 198832), (172, 165308), (176, 161551), (187, 152048), (208, 136697), (221, 128656), (272, 104533), (286, 99416), (289, 98384), (344, 82654), (374, 76024), (442, 64328), (473, 60112), (559, 50864), (572, 49708), (578, 49192), (688, 41327), (731, 38896), (748, 38012), (884, 32164), (946, 30056), (1118, 25432), (1144, 24854), (1156, 24596), (1462, 19448), (1496, 19006), (1768, 16082), (1892, 15028), (2236, 12716), (2288, 12427), (2312, 12298), (2431, 11696), (2924, 9724), (2992, 9503), (3179, 8944), (3536, 8041), (3757, 7568), (3784, 7514), (4472, 6358), (4624, 6149), (4862, 5848)]