128541457

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{8329}}^1$

素因数の和:8424

約数の個数: 16

約数和(自身を含む): 148740480

約数和(自身を除く): 20199023

約数列:

[1, 11, 23, 61, 253, 671, 1403, 8329, 15433, 91619, 191567, 508069, 2107237, 5588759, 11685587, 128541457]

約数ペア:

[(1, 128541457), (11, 11685587), (23, 5588759), (61, 2107237), (253, 508069), (671, 191567), (1403, 91619), (8329, 15433)]