27687777

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 40459104

約数和(自身を除く): 12771327

約数列:

[1, 3, 13, 39, 97, 169, 291, 507, 563, 1261, 1689, 3783, 7319, 16393, 21957, 49179, 54611, 95147, 163833, 285441, 709943, 2129829, 9229259, 27687777]

約数ペア:

[(1, 27687777), (3, 9229259), (13, 2129829), (39, 709943), (97, 285441), (169, 163833), (291, 95147), (507, 54611), (563, 49179), (1261, 21957), (1689, 16393), (3783, 7319)]