128557772

素因数分解:

$2^2\times 7^3\times {\mathrm{93701}}^1$

素因数の和:93726

約数の個数: 24

約数和(自身を含む): 262365600

約数和(自身を除く): 133807828

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 93701, 187402, 374804, 655907, 1311814, 2623628, 4591349, 9182698, 18365396, 32139443, 64278886, 128557772]

約数ペア:

[(1, 128557772), (2, 64278886), (4, 32139443), (7, 18365396), (14, 9182698), (28, 4591349), (49, 2623628), (98, 1311814), (196, 655907), (343, 374804), (686, 187402), (1372, 93701)]