142457991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{192251}}^1$

素因数の和:192286

約数の個数: 16

約数和(自身を含む): 215322240

約数和(自身を除く): 72864249

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 192251, 576753, 2499263, 3652769, 7497789, 10958307, 47485997, 142457991]

約数ペア:

[(1, 142457991), (3, 47485997), (13, 10958307), (19, 7497789), (39, 3652769), (57, 2499263), (247, 576753), (741, 192251)]