39987271

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 43296768

約数和(自身を除く): 3309497

約数列:

[1, 23, 47, 71, 521, 1081, 1633, 3337, 11983, 24487, 36991, 76751, 563201, 850793, 1738577, 39987271]

約数ペア:

[(1, 39987271), (23, 1738577), (47, 850793), (71, 563201), (521, 76751), (1081, 36991), (1633, 24487), (3337, 11983)]