87400388

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{91423}}^1$

素因数の和:91666

約数の個数: 12

約数和(自身を含む): 153592320

約数和(自身を除く): 66191932

約数列:

[1, 2, 4, 239, 478, 956, 91423, 182846, 365692, 21850097, 43700194, 87400388]

約数ペア:

[(1, 87400388), (2, 43700194), (4, 21850097), (239, 365692), (478, 182846), (956, 91423)]