28868688

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 86661120

約数和(自身を除く): 57792432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 174, 186, 223, 232, 248, 261, 279, 348, 372, 446, 464, 496, 522, 558, 669, 696, 744, 892, 899, 1044, 1116, 1338, 1392, 1488, 1784, 1798, 2007, 2088, 2232, 2676, 2697, 3568, 3596, 4014, 4176, 4464, 5352, 5394, 6467, 6913, 7192, 8028, 8091, 10704, 10788, 12934, 13826, 14384, 16056, 16182, 19401, 20739, 21576, 25868, 27652, 32112, 32364, 38802, 41478, 43152, 51736, 55304, 58203, 62217, 64728, 77604, 82956, 103472, 110608, 116406, 124434, 129456, 155208, 165912, 200477, 232812, 248868, 310416, 331824, 400954, 465624, 497736, 601431, 801908, 931248, 995472, 1202862, 1603816, 1804293, 2405724, 3207632, 3608586, 4811448, 7217172, 9622896, 14434344, 28868688]

約数ペア:

[(1, 28868688), (2, 14434344), (3, 9622896), (4, 7217172), (6, 4811448), (8, 3608586), (9, 3207632), (12, 2405724), (16, 1804293), (18, 1603816), (24, 1202862), (29, 995472), (31, 931248), (36, 801908), (48, 601431), (58, 497736), (62, 465624), (72, 400954), (87, 331824), (93, 310416), (116, 248868), (124, 232812), (144, 200477), (174, 165912), (186, 155208), (223, 129456), (232, 124434), (248, 116406), (261, 110608), (279, 103472), (348, 82956), (372, 77604), (446, 64728), (464, 62217), (496, 58203), (522, 55304), (558, 51736), (669, 43152), (696, 41478), (744, 38802), (892, 32364), (899, 32112), (1044, 27652), (1116, 25868), (1338, 21576), (1392, 20739), (1488, 19401), (1784, 16182), (1798, 16056), (2007, 14384), (2088, 13826), (2232, 12934), (2676, 10788), (2697, 10704), (3568, 8091), (3596, 8028), (4014, 7192), (4176, 6913), (4464, 6467), (5352, 5394)]