426986487

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{15319}}^1$

素因数の和:15507

約数の個数: 24

約数和(自身を含む): 653244800

約数和(自身を除く): 226258313

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1467, 3097, 9291, 15319, 27873, 45957, 137871, 291061, 873183, 2496997, 2619549, 7490991, 22472973, 47442943, 142328829, 426986487]

約数ペア:

[(1, 426986487), (3, 142328829), (9, 47442943), (19, 22472973), (57, 7490991), (163, 2619549), (171, 2496997), (489, 873183), (1467, 291061), (3097, 137871), (9291, 45957), (15319, 27873)]