394363648

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^2\times {\mathrm{229}}^1$

素因数の和:314

約数の個数: 108

約数和(自身を含む): 933658320

約数和(自身を除く): 539294672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 229, 248, 256, 434, 448, 458, 496, 868, 896, 916, 961, 992, 1603, 1736, 1792, 1832, 1922, 1984, 3206, 3472, 3664, 3844, 3968, 6412, 6727, 6944, 7099, 7328, 7688, 7936, 12824, 13454, 13888, 14198, 14656, 15376, 25648, 26908, 27776, 28396, 29312, 30752, 49693, 51296, 53816, 55552, 56792, 58624, 61504, 99386, 102592, 107632, 113584, 123008, 198772, 205184, 215264, 220069, 227168, 246016, 397544, 410368, 430528, 440138, 454336, 795088, 861056, 880276, 908672, 1540483, 1590176, 1722112, 1760552, 1817344, 3080966, 3180352, 3521104, 6161932, 6360704, 7042208, 12323864, 12721408, 14084416, 24647728, 28168832, 49295456, 56337664, 98590912, 197181824, 394363648]

約数ペア:

[(1, 394363648), (2, 197181824), (4, 98590912), (7, 56337664), (8, 49295456), (14, 28168832), (16, 24647728), (28, 14084416), (31, 12721408), (32, 12323864), (56, 7042208), (62, 6360704), (64, 6161932), (112, 3521104), (124, 3180352), (128, 3080966), (217, 1817344), (224, 1760552), (229, 1722112), (248, 1590176), (256, 1540483), (434, 908672), (448, 880276), (458, 861056), (496, 795088), (868, 454336), (896, 440138), (916, 430528), (961, 410368), (992, 397544), (1603, 246016), (1736, 227168), (1792, 220069), (1832, 215264), (1922, 205184), (1984, 198772), (3206, 123008), (3472, 113584), (3664, 107632), (3844, 102592), (3968, 99386), (6412, 61504), (6727, 58624), (6944, 56792), (7099, 55552), (7328, 53816), (7688, 51296), (7936, 49693), (12824, 30752), (13454, 29312), (13888, 28396), (14198, 27776), (14656, 26908), (15376, 25648)]