16311071

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 20339424

約数和(自身を除く): 4028353

約数列:

[1, 7, 23, 41, 49, 161, 287, 353, 943, 1127, 2009, 2471, 6601, 8119, 14473, 17297, 46207, 56833, 101311, 332879, 397831, 709177, 2330153, 16311071]

約数ペア:

[(1, 16311071), (7, 2330153), (23, 709177), (41, 397831), (49, 332879), (161, 101311), (287, 56833), (353, 46207), (943, 17297), (1127, 14473), (2009, 8119), (2471, 6601)]