81461303

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{55681}}^1$

素因数の和:55718

約数の個数: 16

約数和(自身を含む): 106909440

約数和(自身を除く): 25448137

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 55681, 389767, 612491, 1057939, 4287437, 7405573, 11637329, 81461303]

約数ペア:

[(1, 81461303), (7, 11637329), (11, 7405573), (19, 4287437), (77, 1057939), (133, 612491), (209, 389767), (1463, 55681)]