71592784

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{32191}}^1$

素因数の和:32338

約数の個数: 20

約数和(自身を含む): 139713280

約数和(自身を除く): 68120496

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 32191, 64382, 128764, 257528, 515056, 4474549, 8949098, 17898196, 35796392, 71592784]

約数ペア:

[(1, 71592784), (2, 35796392), (4, 17898196), (8, 8949098), (16, 4474549), (139, 515056), (278, 257528), (556, 128764), (1112, 64382), (2224, 32191)]