31392295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8039}}^1$

素因数の和:8126

約数の個数: 16

約数和(自身を含む): 41679360

約数和(自身を除く): 10287065

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 8039, 40195, 88429, 442145, 570769, 2853845, 6278459, 31392295]

約数ペア:

[(1, 31392295), (5, 6278459), (11, 2853845), (55, 570769), (71, 442145), (355, 88429), (781, 40195), (3905, 8039)]