56791089

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 84413472

約数和(自身を除く): 27622383

約数列:

[1, 3, 9, 43, 129, 257, 387, 571, 771, 1713, 2313, 5139, 11051, 24553, 33153, 73659, 99459, 146747, 220977, 440241, 1320723, 6310121, 18930363, 56791089]

約数ペア:

[(1, 56791089), (3, 18930363), (9, 6310121), (43, 1320723), (129, 440241), (257, 220977), (387, 146747), (571, 99459), (771, 73659), (1713, 33153), (2313, 24553), (5139, 11051)]