51698721

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{967}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 70253568

約数和(自身を除く): 18554847

約数列:

[1, 3, 71, 213, 251, 753, 967, 2901, 17821, 53463, 68657, 205971, 242717, 728151, 17232907, 51698721]

約数ペア:

[(1, 51698721), (3, 17232907), (71, 728151), (213, 242717), (251, 205971), (753, 68657), (967, 53463), (2901, 17821)]