1640553903

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{2567377}}^1$

素因数の和:2567454

約数の個数: 12

約数和(自身を含む): 2403065808

約数和(自身を除く): 762511905

約数列:

[1, 3, 9, 71, 213, 639, 2567377, 7702131, 23106393, 182283767, 546851301, 1640553903]

約数ペア:

[(1, 1640553903), (3, 546851301), (9, 182283767), (71, 23106393), (213, 7702131), (639, 2567377)]