391281408

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{8087}}^1$

素因数の和:8119

約数の個数: 144

約数和(自身を含む): 1322549760

約数和(自身を除く): 931268352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1728, 1792, 2016, 2304, 2688, 3024, 3456, 4032, 5376, 6048, 6912, 8064, 8087, 12096, 16128, 16174, 24192, 24261, 32348, 48384, 48522, 56609, 64696, 72783, 97044, 113218, 129392, 145566, 169827, 194088, 218349, 226436, 258784, 291132, 339654, 388176, 436698, 452872, 509481, 517568, 582264, 679308, 776352, 873396, 905744, 1018962, 1035136, 1164528, 1358616, 1528443, 1552704, 1746792, 1811488, 2037924, 2070272, 2329056, 2717232, 3056886, 3105408, 3493584, 3622976, 4075848, 4658112, 5434464, 6113772, 6210816, 6987168, 7245952, 8151696, 9316224, 10868928, 12227544, 13974336, 14491904, 16303392, 18632448, 21737856, 24455088, 27948672, 32606784, 43475712, 48910176, 55897344, 65213568, 97820352, 130427136, 195640704, 391281408]

約数ペア:

[(1, 391281408), (2, 195640704), (3, 130427136), (4, 97820352), (6, 65213568), (7, 55897344), (8, 48910176), (9, 43475712), (12, 32606784), (14, 27948672), (16, 24455088), (18, 21737856), (21, 18632448), (24, 16303392), (27, 14491904), (28, 13974336), (32, 12227544), (36, 10868928), (42, 9316224), (48, 8151696), (54, 7245952), (56, 6987168), (63, 6210816), (64, 6113772), (72, 5434464), (84, 4658112), (96, 4075848), (108, 3622976), (112, 3493584), (126, 3105408), (128, 3056886), (144, 2717232), (168, 2329056), (189, 2070272), (192, 2037924), (216, 1811488), (224, 1746792), (252, 1552704), (256, 1528443), (288, 1358616), (336, 1164528), (378, 1035136), (384, 1018962), (432, 905744), (448, 873396), (504, 776352), (576, 679308), (672, 582264), (756, 517568), (768, 509481), (864, 452872), (896, 436698), (1008, 388176), (1152, 339654), (1344, 291132), (1512, 258784), (1728, 226436), (1792, 218349), (2016, 194088), (2304, 169827), (2688, 145566), (3024, 129392), (3456, 113218), (4032, 97044), (5376, 72783), (6048, 64696), (6912, 56609), (8064, 48522), (8087, 48384), (12096, 32348), (16128, 24261), (16174, 24192)]