840261243

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1\times {\mathrm{3851}}^1$

素因数の和:4394

約数の個数: 16

約数和(自身を含む): 1128974976

約数和(自身を除く): 288713733

約数列:

[1, 3, 257, 283, 771, 849, 3851, 11553, 72731, 218193, 989707, 1089833, 2969121, 3269499, 280087081, 840261243]

約数ペア:

[(1, 840261243), (3, 280087081), (257, 3269499), (283, 2969121), (771, 1089833), (849, 989707), (3851, 218193), (11553, 72731)]