13631387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 18247680

約数和(自身を除く): 4616293

約数列:

[1, 7, 11, 23, 43, 77, 161, 179, 253, 301, 473, 989, 1253, 1771, 1969, 3311, 4117, 6923, 7697, 10879, 13783, 28819, 45287, 53879, 76153, 84667, 177031, 317009, 592669, 1239217, 1947341, 13631387]

約数ペア:

[(1, 13631387), (7, 1947341), (11, 1239217), (23, 592669), (43, 317009), (77, 177031), (161, 84667), (179, 76153), (253, 53879), (301, 45287), (473, 28819), (989, 13783), (1253, 10879), (1771, 7697), (1969, 6923), (3311, 4117)]