31273299

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 46332000

約数和(自身を除く): 15058701

約数列:

[1, 3, 9, 71, 109, 213, 327, 449, 639, 981, 1347, 4041, 7739, 23217, 31879, 48941, 69651, 95637, 146823, 286911, 440469, 3474811, 10424433, 31273299]

約数ペア:

[(1, 31273299), (3, 10424433), (9, 3474811), (71, 440469), (109, 286911), (213, 146823), (327, 95637), (449, 69651), (639, 48941), (981, 31879), (1347, 23217), (4041, 7739)]