31980507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12239}}^1$

素因数の和:12322

約数の個数: 16

約数和(自身を含む): 46609920

約数和(自身を除く): 14629413

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 12239, 36717, 159107, 477321, 820013, 2460039, 10660169, 31980507]

約数ペア:

[(1, 31980507), (3, 10660169), (13, 2460039), (39, 820013), (67, 477321), (201, 159107), (871, 36717), (2613, 12239)]