2007991257

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{18521}}^1$

素因数の和:19104

約数の個数: 16

約数和(自身を含む): 2720511360

約数和(自身を除く): 712520103

約数列:

[1, 3, 71, 213, 509, 1527, 18521, 36139, 55563, 108417, 1314991, 3944973, 9427189, 28281567, 669330419, 2007991257]

約数ペア:

[(1, 2007991257), (3, 669330419), (71, 28281567), (213, 9427189), (509, 3944973), (1527, 1314991), (18521, 108417), (36139, 55563)]