2142991

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 12

約数和(自身を含む): 2347320

約数和(自身を除く): 204329

約数列:

[1, 19, 43, 61, 817, 1159, 1849, 2623, 35131, 49837, 112789, 2142991]

約数ペア:

[(1, 2142991), (19, 112789), (43, 49837), (61, 35131), (817, 2623), (1159, 1849)]