31139283

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1543}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 49062144

約数和(自身を除く): 17922861

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 1543, 2883, 4629, 6727, 10801, 20181, 32403, 47833, 143499, 334831, 1004493, 1482823, 4448469, 10379761, 31139283]

約数ペア:

[(1, 31139283), (3, 10379761), (7, 4448469), (21, 1482823), (31, 1004493), (93, 334831), (217, 143499), (651, 47833), (961, 32403), (1543, 20181), (2883, 10801), (4629, 6727)]