157218159

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2213}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 255052800

約数和(自身を除く): 97834641

約数列:

[1, 3, 7, 17, 21, 51, 119, 199, 357, 597, 1393, 2213, 3383, 4179, 6639, 10149, 15491, 23681, 37621, 46473, 71043, 112863, 263347, 440387, 790041, 1321161, 3082709, 7486579, 9248127, 22459737, 52406053, 157218159]

約数ペア:

[(1, 157218159), (3, 52406053), (7, 22459737), (17, 9248127), (21, 7486579), (51, 3082709), (119, 1321161), (199, 790041), (357, 440387), (597, 263347), (1393, 112863), (2213, 71043), (3383, 46473), (4179, 37621), (6639, 23681), (10149, 15491)]