128962396

素因数分解:

$2^2\times {\mathrm{271}}^2\times {\mathrm{439}}^1$

素因数の和:985

約数の個数: 18

約数和(自身を含む): 227036040

約数和(自身を除く): 98073644

約数列:

[1, 2, 4, 271, 439, 542, 878, 1084, 1756, 73441, 118969, 146882, 237938, 293764, 475876, 32240599, 64481198, 128962396]

約数ペア:

[(1, 128962396), (2, 64481198), (4, 32240599), (271, 475876), (439, 293764), (542, 237938), (878, 146882), (1084, 118969), (1756, 73441)]