814781019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{294251}}^1$

素因数の和:294338

約数の個数: 16

約数和(自身を含む): 1186424064

約数和(自身を除く): 371643045

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 294251, 882753, 3825263, 11475789, 20891821, 62675463, 271593673, 814781019]

約数ペア:

[(1, 814781019), (3, 271593673), (13, 62675463), (39, 20891821), (71, 11475789), (213, 3825263), (923, 882753), (2769, 294251)]