2939991

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 4147200

約数和(自身を除く): 1207209

約数列:

[1, 3, 29, 47, 87, 141, 719, 1363, 2157, 4089, 20851, 33793, 62553, 101379, 979997, 2939991]

約数ペア:

[(1, 2939991), (3, 979997), (29, 101379), (47, 62553), (87, 33793), (141, 20851), (719, 4089), (1363, 2157)]