87091484

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{244639}}^1$

素因数の和:244732

約数の個数: 12

約数和(自身を含む): 154123200

約数和(自身を除く): 67031716

約数列:

[1, 2, 4, 89, 178, 356, 244639, 489278, 978556, 21772871, 43545742, 87091484]

約数ペア:

[(1, 87091484), (2, 43545742), (4, 21772871), (89, 978556), (178, 489278), (356, 244639)]