157216857

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{90199}}^1$

素因数の和:90292

約数の個数: 16

約数和(自身を含む): 242457600

約数和(自身を除く): 85240743

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 90199, 270597, 631393, 1894179, 7486517, 22459551, 52405619, 157216857]

約数ペア:

[(1, 157216857), (3, 52405619), (7, 22459551), (21, 7486517), (83, 1894179), (249, 631393), (581, 270597), (1743, 90199)]