1398256384

素因数分解:

$2^8\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3499}}^1$

素因数の和:3745

約数の個数: 72

約数和(自身を含む): 3204992000

約数和(自身を除く): 1806735616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 223, 224, 256, 446, 448, 892, 896, 1561, 1784, 1792, 3122, 3499, 3568, 6244, 6998, 7136, 12488, 13996, 14272, 24493, 24976, 27992, 28544, 48986, 49952, 55984, 57088, 97972, 99904, 111968, 195944, 199808, 223936, 391888, 399616, 447872, 780277, 783776, 895744, 1560554, 1567552, 3121108, 3135104, 5461939, 6242216, 6270208, 10923878, 12484432, 21847756, 24968864, 43695512, 49937728, 87391024, 99875456, 174782048, 199750912, 349564096, 699128192, 1398256384]

約数ペア:

[(1, 1398256384), (2, 699128192), (4, 349564096), (7, 199750912), (8, 174782048), (14, 99875456), (16, 87391024), (28, 49937728), (32, 43695512), (56, 24968864), (64, 21847756), (112, 12484432), (128, 10923878), (223, 6270208), (224, 6242216), (256, 5461939), (446, 3135104), (448, 3121108), (892, 1567552), (896, 1560554), (1561, 895744), (1784, 783776), (1792, 780277), (3122, 447872), (3499, 399616), (3568, 391888), (6244, 223936), (6998, 199808), (7136, 195944), (12488, 111968), (13996, 99904), (14272, 97972), (24493, 57088), (24976, 55984), (27992, 49952), (28544, 48986)]