321057

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 32

約数和(自身を含む): 552960

約数和(自身を除く): 231903

約数列:

[1, 3, 9, 11, 23, 27, 33, 47, 69, 99, 141, 207, 253, 297, 423, 517, 621, 759, 1081, 1269, 1551, 2277, 3243, 4653, 6831, 9729, 11891, 13959, 29187, 35673, 107019, 321057]

約数ペア:

[(1, 321057), (3, 107019), (9, 35673), (11, 29187), (23, 13959), (27, 11891), (33, 9729), (47, 6831), (69, 4653), (99, 3243), (141, 2277), (207, 1551), (253, 1269), (297, 1081), (423, 759), (517, 621)]