173856137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 226840320

約数和(自身を除く): 52984183

約数列:

[1, 7, 13, 19, 91, 133, 193, 247, 521, 1351, 1729, 2509, 3647, 3667, 6773, 9899, 17563, 25669, 47411, 47671, 69293, 100553, 128687, 333697, 703871, 900809, 1307189, 1910507, 9150323, 13373549, 24836591, 173856137]

約数ペア:

[(1, 173856137), (7, 24836591), (13, 13373549), (19, 9150323), (91, 1910507), (133, 1307189), (193, 900809), (247, 703871), (521, 333697), (1351, 128687), (1729, 100553), (2509, 69293), (3647, 47671), (3667, 47411), (6773, 25669), (9899, 17563)]