31409307

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 46750704

約数和(自身を除く): 15341397

約数列:

[1, 3, 9, 43, 129, 277, 293, 387, 831, 879, 2493, 2637, 11911, 12599, 35733, 37797, 81161, 107199, 113391, 243483, 730449, 3489923, 10469769, 31409307]

約数ペア:

[(1, 31409307), (3, 10469769), (9, 3489923), (43, 730449), (129, 243483), (277, 113391), (293, 107199), (387, 81161), (831, 37797), (879, 35733), (2493, 12599), (2637, 11911)]