1289731681

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{84401}}^1$

素因数の和:84504

約数の個数: 16

約数和(自身を含む): 1539492480

約数和(自身を除く): 249760799

約数列:

[1, 7, 37, 59, 259, 413, 2183, 15281, 84401, 590807, 3122837, 4979659, 21859859, 34857613, 184247383, 1289731681]

約数ペア:

[(1, 1289731681), (7, 184247383), (37, 34857613), (59, 21859859), (259, 4979659), (413, 3122837), (2183, 590807), (15281, 84401)]