6987891

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 9642240

約数和(自身を除く): 2654349

約数列:

[1, 3, 53, 71, 159, 213, 619, 1857, 3763, 11289, 32807, 43949, 98421, 131847, 2329297, 6987891]

約数ペア:

[(1, 6987891), (3, 2329297), (53, 131847), (71, 98421), (159, 43949), (213, 32807), (619, 11289), (1857, 3763)]