27777183

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 17842017

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1619, 2451, 4857, 5719, 11333, 17157, 30761, 33999, 69617, 92283, 208851, 215327, 487319, 645981, 1322723, 1461957, 3968169, 9259061, 27777183]

約数ペア:

[(1, 27777183), (3, 9259061), (7, 3968169), (19, 1461957), (21, 1322723), (43, 645981), (57, 487319), (129, 215327), (133, 208851), (301, 92283), (399, 69617), (817, 33999), (903, 30761), (1619, 17157), (2451, 11333), (4857, 5719)]