177980467

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 221921280

約数和(自身を除く): 43940813

約数列:

[1, 7, 19, 41, 127, 133, 257, 287, 779, 889, 1799, 2413, 4883, 5207, 5453, 10537, 16891, 32639, 34181, 36449, 73759, 98933, 200203, 228473, 620141, 692531, 1338199, 1401421, 4340987, 9367393, 25425781, 177980467]

約数ペア:

[(1, 177980467), (7, 25425781), (19, 9367393), (41, 4340987), (127, 1401421), (133, 1338199), (257, 692531), (287, 620141), (779, 228473), (889, 200203), (1799, 98933), (2413, 73759), (4883, 36449), (5207, 34181), (5453, 32639), (10537, 16891)]