81641329

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{46099}}^1$

素因数の和:46140

約数の個数: 16

約数和(自身を含む): 106214400

約数和(自身を除く): 24573071

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 46099, 322693, 507089, 1060277, 3549623, 7421939, 11663047, 81641329]

約数ペア:

[(1, 81641329), (7, 11663047), (11, 7421939), (23, 3549623), (77, 1060277), (161, 507089), (253, 322693), (1771, 46099)]