31168929

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 15860319

約数列:

[1, 3, 11, 33, 53, 71, 159, 213, 251, 583, 753, 781, 1749, 2343, 2761, 3763, 8283, 11289, 13303, 17821, 39909, 41393, 53463, 124179, 146333, 196031, 438999, 588093, 944513, 2833539, 10389643, 31168929]

約数ペア:

[(1, 31168929), (3, 10389643), (11, 2833539), (33, 944513), (53, 588093), (71, 438999), (159, 196031), (213, 146333), (251, 124179), (583, 53463), (753, 41393), (781, 39909), (1749, 17821), (2343, 13303), (2761, 11289), (3763, 8283)]