156973257

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1511}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 277385472

約数和(自身を除く): 120412215

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 97, 119, 153, 291, 357, 679, 873, 1071, 1511, 1649, 2037, 4533, 4947, 6111, 10577, 11543, 13599, 14841, 25687, 31731, 34629, 77061, 95193, 103887, 146567, 179809, 231183, 439701, 539427, 1025969, 1319103, 1618281, 2491639, 3077907, 7474917, 9233721, 17441473, 22424751, 52324419, 156973257]

約数ペア:

[(1, 156973257), (3, 52324419), (7, 22424751), (9, 17441473), (17, 9233721), (21, 7474917), (51, 3077907), (63, 2491639), (97, 1618281), (119, 1319103), (153, 1025969), (291, 539427), (357, 439701), (679, 231183), (873, 179809), (1071, 146567), (1511, 103887), (1649, 95193), (2037, 77061), (4533, 34629), (4947, 31731), (6111, 25687), (10577, 14841), (11543, 13599)]