129565681

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 150099840

約数和(自身を除く): 20534159

約数列:

[1, 7, 131, 229, 617, 917, 1603, 4319, 29999, 80827, 141293, 209993, 565789, 989051, 18509383, 129565681]

約数ペア:

[(1, 129565681), (7, 18509383), (131, 989051), (229, 565789), (617, 209993), (917, 141293), (1603, 80827), (4319, 29999)]