140454391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 188559360

約数和(自身を除く): 48104969

約数列:

[1, 7, 11, 17, 61, 77, 119, 187, 427, 671, 1037, 1309, 1759, 4697, 7259, 11407, 12313, 19349, 29903, 79849, 107299, 135443, 209321, 328933, 751093, 1180289, 1824083, 2302531, 8262023, 12768581, 20064913, 140454391]

約数ペア:

[(1, 140454391), (7, 20064913), (11, 12768581), (17, 8262023), (61, 2302531), (77, 1824083), (119, 1180289), (187, 751093), (427, 328933), (671, 209321), (1037, 135443), (1309, 107299), (1759, 79849), (4697, 29903), (7259, 19349), (11407, 12313)]