81941847

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{7027}}^1$

素因数の和:7079

約数の個数: 24

約数和(自身を含む): 123467904

約数和(自身を除く): 41526057

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 3887, 7027, 11661, 21081, 91351, 161621, 274053, 484863, 1187563, 2101073, 3562689, 6303219, 27313949, 81941847]

約数ペア:

[(1, 81941847), (3, 27313949), (13, 6303219), (23, 3562689), (39, 2101073), (69, 1187563), (169, 484863), (299, 274053), (507, 161621), (897, 91351), (3887, 21081), (7027, 11661)]