249653663

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{20161}}^1$

素因数の和:20258

約数の個数: 16

約数和(自身を含む): 300010560

約数和(自身を除く): 50356897

約数列:

[1, 7, 29, 61, 203, 427, 1769, 12383, 20161, 141127, 584669, 1229821, 4092683, 8608747, 35664809, 249653663]

約数ペア:

[(1, 249653663), (7, 35664809), (29, 8608747), (61, 4092683), (203, 1229821), (427, 584669), (1769, 141127), (12383, 20161)]