31282245

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9791}}^1$

素因数の和:9873

約数の個数: 24

約数和(自身を含む): 54991872

約数和(自身を除く): 23709627

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 9791, 29373, 48955, 88119, 146865, 440595, 695161, 2085483, 3475805, 6256449, 10427415, 31282245]

約数ペア:

[(1, 31282245), (3, 10427415), (5, 6256449), (9, 3475805), (15, 2085483), (45, 695161), (71, 440595), (213, 146865), (355, 88119), (639, 48955), (1065, 29373), (3195, 9791)]