3979911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 6209280

約数和(自身を除く): 2229369

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 131, 247, 393, 533, 741, 779, 1599, 1703, 2337, 2489, 5109, 5371, 7467, 10127, 16113, 30381, 32357, 69823, 97071, 102049, 209469, 306147, 1326637, 3979911]

約数ペア:

[(1, 3979911), (3, 1326637), (13, 306147), (19, 209469), (39, 102049), (41, 97071), (57, 69823), (123, 32357), (131, 30381), (247, 16113), (393, 10127), (533, 7467), (741, 5371), (779, 5109), (1599, 2489), (1703, 2337)]