855431031

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3133447}}^1$

素因数の和:3133470

約数の個数: 16

約数和(自身を含む): 1403784704

約数和(自身を除く): 548353673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3133447, 9400341, 21934129, 40734811, 65802387, 122204433, 285143677, 855431031]

約数ペア:

[(1, 855431031), (3, 285143677), (7, 122204433), (13, 65802387), (21, 40734811), (39, 21934129), (91, 9400341), (273, 3133447)]