280533967

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{4219}}^1$

素因数の和:4315

約数の個数: 24

約数和(自身を含む): 346377600

約数和(自身を除く): 65843633

約数列:

[1, 7, 23, 49, 59, 161, 413, 1127, 1357, 2891, 4219, 9499, 29533, 66493, 97037, 206731, 248921, 679259, 1742447, 4754813, 5725183, 12197129, 40076281, 280533967]

約数ペア:

[(1, 280533967), (7, 40076281), (23, 12197129), (49, 5725183), (59, 4754813), (161, 1742447), (413, 679259), (1127, 248921), (1357, 206731), (2891, 97037), (4219, 66493), (9499, 29533)]