397289984

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8527}}^1$

素因数の和:8565

約数の個数: 80

約数和(自身を含む): 977104128

約数和(自身を除く): 579814144

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 3584, 5824, 6656, 8527, 11648, 17054, 23296, 34108, 46592, 59689, 68216, 110851, 119378, 136432, 221702, 238756, 272864, 443404, 477512, 545728, 775957, 886808, 955024, 1091456, 1551914, 1773616, 1910048, 2182912, 3103828, 3547232, 3820096, 4365824, 6207656, 7094464, 7640192, 12415312, 14188928, 15280384, 24830624, 28377856, 30560768, 49661248, 56755712, 99322496, 198644992, 397289984]

約数ペア:

[(1, 397289984), (2, 198644992), (4, 99322496), (7, 56755712), (8, 49661248), (13, 30560768), (14, 28377856), (16, 24830624), (26, 15280384), (28, 14188928), (32, 12415312), (52, 7640192), (56, 7094464), (64, 6207656), (91, 4365824), (104, 3820096), (112, 3547232), (128, 3103828), (182, 2182912), (208, 1910048), (224, 1773616), (256, 1551914), (364, 1091456), (416, 955024), (448, 886808), (512, 775957), (728, 545728), (832, 477512), (896, 443404), (1456, 272864), (1664, 238756), (1792, 221702), (2912, 136432), (3328, 119378), (3584, 110851), (5824, 68216), (6656, 59689), (8527, 46592), (11648, 34108), (17054, 23296)]