31897173

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12553}}^1$

素因数の和:12585

約数の個数: 24

約数和(自身を含む): 53429824

約数和(自身を除く): 21532651

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 12553, 37659, 87871, 138083, 263613, 414249, 966581, 1518913, 2899743, 4556739, 10632391, 31897173]

約数ペア:

[(1, 31897173), (3, 10632391), (7, 4556739), (11, 2899743), (21, 1518913), (33, 966581), (77, 414249), (121, 263613), (231, 138083), (363, 87871), (847, 37659), (2541, 12553)]