156789374

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 273063936

約数和(自身を除く): 116274562

約数列:

[1, 2, 7, 14, 127, 163, 254, 326, 541, 889, 1082, 1141, 1778, 2282, 3787, 7574, 20701, 41402, 68707, 88183, 137414, 144907, 176366, 289814, 480949, 617281, 961898, 1234562, 11199241, 22398482, 78394687, 156789374]

約数ペア:

[(1, 156789374), (2, 78394687), (7, 22398482), (14, 11199241), (127, 1234562), (163, 961898), (254, 617281), (326, 480949), (541, 289814), (889, 176366), (1082, 144907), (1141, 137414), (1778, 88183), (2282, 68707), (3787, 41402), (7574, 20701)]