399662763

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{18217}}^1$

素因数の和:18394

約数の個数: 16

約数和(自身を含む): 545665536

約数和(自身を除く): 146002773

約数列:

[1, 3, 71, 103, 213, 309, 7313, 18217, 21939, 54651, 1293407, 1876351, 3880221, 5629053, 133220921, 399662763]

約数ペア:

[(1, 399662763), (3, 133220921), (71, 5629053), (103, 3880221), (213, 1876351), (309, 1293407), (7313, 54651), (18217, 21939)]