71348336

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{28403}}^1$

素因数の和:28568

約数の個数: 20

約数和(自身を含む): 139122792

約数和(自身を除く): 67774456

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 28403, 56806, 113612, 227224, 454448, 4459271, 8918542, 17837084, 35674168, 71348336]

約数ペア:

[(1, 71348336), (2, 35674168), (4, 17837084), (8, 8918542), (16, 4459271), (157, 454448), (314, 227224), (628, 113612), (1256, 56806), (2512, 28403)]