157400787

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1\times {\mathrm{787}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 211940480

約数和(自身を除く): 54539693

約数列:

[1, 3, 163, 409, 489, 787, 1227, 2361, 66667, 128281, 200001, 321883, 384843, 965649, 52466929, 157400787]

約数ペア:

[(1, 157400787), (3, 52466929), (163, 965649), (409, 384843), (489, 321883), (787, 200001), (1227, 128281), (2361, 66667)]