80497431

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{75161}}^1$

素因数の和:75191

約数の個数: 24

約数和(自身を含む): 140703264

約数和(自身を除く): 60205833

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 75161, 225483, 526127, 676449, 1277737, 1578381, 3833211, 4735143, 8944159, 11499633, 26832477, 80497431]

約数ペア:

[(1, 80497431), (3, 26832477), (7, 11499633), (9, 8944159), (17, 4735143), (21, 3833211), (51, 1578381), (63, 1277737), (119, 676449), (153, 526127), (357, 225483), (1071, 75161)]