27887349

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 16211211

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 347, 623, 903, 1041, 1869, 2429, 3827, 7287, 11481, 14921, 26789, 30883, 44763, 80367, 92649, 104447, 216181, 313341, 648543, 1327969, 3983907, 9295783, 27887349]

約数ペア:

[(1, 27887349), (3, 9295783), (7, 3983907), (21, 1327969), (43, 648543), (89, 313341), (129, 216181), (267, 104447), (301, 92649), (347, 80367), (623, 44763), (903, 30883), (1041, 26789), (1869, 14921), (2429, 11481), (3827, 7287)]