80977519

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 93899520

約数和(自身を除く): 12922001

約数列:

[1, 7, 131, 233, 379, 917, 1631, 2653, 30523, 49649, 88307, 213661, 347543, 618149, 11568217, 80977519]

約数ペア:

[(1, 80977519), (7, 11568217), (131, 618149), (233, 347543), (379, 213661), (917, 88307), (1631, 49649), (2653, 30523)]