1991425744

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6449

約数の個数: 120

約数和(自身を含む): 5058426240

約数和(自身を除く): 3067000496

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 121, 154, 161, 176, 184, 242, 253, 308, 322, 368, 484, 506, 616, 644, 847, 968, 1012, 1232, 1288, 1694, 1771, 1936, 2024, 2576, 2783, 3388, 3542, 4048, 5566, 6389, 6776, 7084, 11132, 12778, 13552, 14168, 19481, 22264, 25556, 28336, 38962, 44528, 44723, 51112, 70279, 77924, 89446, 102224, 140558, 146947, 155848, 178892, 281116, 293894, 311696, 357784, 491953, 562232, 587788, 715568, 773069, 983906, 1028629, 1124464, 1175576, 1546138, 1616417, 1967812, 2057258, 2351152, 3092276, 3232834, 3935624, 4114516, 5411483, 6184552, 6465668, 7871248, 8229032, 10822966, 11314919, 12369104, 12931336, 16458064, 17780587, 21645932, 22629838, 25862672, 35561174, 43291864, 45259676, 71122348, 86583728, 90519352, 124464109, 142244696, 181038704, 248928218, 284489392, 497856436, 995712872, 1991425744]

約数ペア:

[(1, 1991425744), (2, 995712872), (4, 497856436), (7, 284489392), (8, 248928218), (11, 181038704), (14, 142244696), (16, 124464109), (22, 90519352), (23, 86583728), (28, 71122348), (44, 45259676), (46, 43291864), (56, 35561174), (77, 25862672), (88, 22629838), (92, 21645932), (112, 17780587), (121, 16458064), (154, 12931336), (161, 12369104), (176, 11314919), (184, 10822966), (242, 8229032), (253, 7871248), (308, 6465668), (322, 6184552), (368, 5411483), (484, 4114516), (506, 3935624), (616, 3232834), (644, 3092276), (847, 2351152), (968, 2057258), (1012, 1967812), (1232, 1616417), (1288, 1546138), (1694, 1175576), (1771, 1124464), (1936, 1028629), (2024, 983906), (2576, 773069), (2783, 715568), (3388, 587788), (3542, 562232), (4048, 491953), (5566, 357784), (6389, 311696), (6776, 293894), (7084, 281116), (11132, 178892), (12778, 155848), (13552, 146947), (14168, 140558), (19481, 102224), (22264, 89446), (25556, 77924), (28336, 70279), (38962, 51112), (44528, 44723)]