28985544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 95784000

約数和(自身を除く): 66798456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 199, 204, 238, 252, 289, 306, 357, 398, 408, 476, 504, 578, 597, 612, 714, 796, 867, 952, 1071, 1156, 1194, 1224, 1393, 1428, 1592, 1734, 1791, 2023, 2142, 2312, 2388, 2601, 2786, 2856, 3383, 3468, 3582, 4046, 4179, 4284, 4776, 5202, 5572, 6069, 6766, 6936, 7164, 8092, 8358, 8568, 10149, 10404, 11144, 12138, 12537, 13532, 14328, 16184, 16716, 18207, 20298, 20808, 23681, 24276, 25074, 27064, 30447, 33432, 36414, 40596, 47362, 48552, 50148, 57511, 60894, 71043, 72828, 81192, 94724, 100296, 115022, 121788, 142086, 145656, 172533, 189448, 213129, 230044, 243576, 284172, 345066, 402577, 426258, 460088, 517599, 568344, 690132, 805154, 852516, 1035198, 1207731, 1380264, 1610308, 1705032, 2070396, 2415462, 3220616, 3623193, 4140792, 4830924, 7246386, 9661848, 14492772, 28985544]

約数ペア:

[(1, 28985544), (2, 14492772), (3, 9661848), (4, 7246386), (6, 4830924), (7, 4140792), (8, 3623193), (9, 3220616), (12, 2415462), (14, 2070396), (17, 1705032), (18, 1610308), (21, 1380264), (24, 1207731), (28, 1035198), (34, 852516), (36, 805154), (42, 690132), (51, 568344), (56, 517599), (63, 460088), (68, 426258), (72, 402577), (84, 345066), (102, 284172), (119, 243576), (126, 230044), (136, 213129), (153, 189448), (168, 172533), (199, 145656), (204, 142086), (238, 121788), (252, 115022), (289, 100296), (306, 94724), (357, 81192), (398, 72828), (408, 71043), (476, 60894), (504, 57511), (578, 50148), (597, 48552), (612, 47362), (714, 40596), (796, 36414), (867, 33432), (952, 30447), (1071, 27064), (1156, 25074), (1194, 24276), (1224, 23681), (1393, 20808), (1428, 20298), (1592, 18207), (1734, 16716), (1791, 16184), (2023, 14328), (2142, 13532), (2312, 12537), (2388, 12138), (2601, 11144), (2786, 10404), (2856, 10149), (3383, 8568), (3468, 8358), (3582, 8092), (4046, 7164), (4179, 6936), (4284, 6766), (4776, 6069), (5202, 5572)]