31542969

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 43142400

約数和(自身を除く): 11599431

約数列:

[1, 3, 47, 141, 349, 641, 1047, 1923, 16403, 30127, 49209, 90381, 223709, 671127, 10514323, 31542969]

約数ペア:

[(1, 31542969), (3, 10514323), (47, 671127), (141, 223709), (349, 90381), (641, 49209), (1047, 30127), (1923, 16403)]