398045007424

素因数分解:

$2^6\times {\mathrm{4481}}^1\times {\mathrm{1387961}}^1$

素因数の和:1392454

約数の個数: 28

約数和(自身を含む): 790047401868

約数和(自身を除く): 392002394444

約数列:

[1, 2, 4, 8, 16, 32, 64, 4481, 8962, 17924, 35848, 71696, 143392, 286784, 1387961, 2775922, 5551844, 11103688, 22207376, 44414752, 88829504, 6219453241, 12438906482, 24877812964, 49755625928, 99511251856, 199022503712, 398045007424]

約数ペア:

[(1, 398045007424), (2, 199022503712), (4, 99511251856), (8, 49755625928), (16, 24877812964), (32, 12438906482), (64, 6219453241), (4481, 88829504), (8962, 44414752), (17924, 22207376), (35848, 11103688), (71696, 5551844), (143392, 2775922), (286784, 1387961)]