42309987

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 57235200

約数和(自身を除く): 14925213

約数列:

[1, 3, 131, 199, 393, 541, 597, 1623, 26069, 70871, 78207, 107659, 212613, 322977, 14103329, 42309987]

約数ペア:

[(1, 42309987), (3, 14103329), (131, 322977), (199, 212613), (393, 107659), (541, 78207), (597, 70871), (1623, 26069)]