397412864

素因数分解:

$2^9\times {\mathrm{113}}^1\times {\mathrm{6869}}^1$

素因数の和:7000

約数の個数: 40

約数和(自身を含む): 801193140

約数和(自身を除く): 403780276

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 256, 452, 512, 904, 1808, 3616, 6869, 7232, 13738, 14464, 27476, 28928, 54952, 57856, 109904, 219808, 439616, 776197, 879232, 1552394, 1758464, 3104788, 3516928, 6209576, 12419152, 24838304, 49676608, 99353216, 198706432, 397412864]

約数ペア:

[(1, 397412864), (2, 198706432), (4, 99353216), (8, 49676608), (16, 24838304), (32, 12419152), (64, 6209576), (113, 3516928), (128, 3104788), (226, 1758464), (256, 1552394), (452, 879232), (512, 776197), (904, 439616), (1808, 219808), (3616, 109904), (6869, 57856), (7232, 54952), (13738, 28928), (14464, 27476)]