157308921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5279}}^1$

素因数の和:5346

約数の個数: 48

約数和(自身を含む): 289935360

約数和(自身を除く): 132626439

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 77, 99, 129, 231, 301, 387, 473, 693, 903, 1419, 2709, 3311, 4257, 5279, 9933, 15837, 29799, 36953, 47511, 58069, 110859, 174207, 226997, 332577, 406483, 522621, 680991, 1219449, 1588979, 2042973, 2496967, 3658347, 4766937, 7490901, 14300811, 17478769, 22472703, 52436307, 157308921]

約数ペア:

[(1, 157308921), (3, 52436307), (7, 22472703), (9, 17478769), (11, 14300811), (21, 7490901), (33, 4766937), (43, 3658347), (63, 2496967), (77, 2042973), (99, 1588979), (129, 1219449), (231, 680991), (301, 522621), (387, 406483), (473, 332577), (693, 226997), (903, 174207), (1419, 110859), (2709, 58069), (3311, 47511), (4257, 36953), (5279, 29799), (9933, 15837)]