121572129

素因数分解:

$3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{21521}}^1$

素因数の和:21800

約数の個数: 16

約数和(自身を含む): 185950080

約数和(自身を除く): 64377951

約数列:

[1, 3, 7, 21, 269, 807, 1883, 5649, 21521, 64563, 150647, 451941, 5789149, 17367447, 40524043, 121572129]

約数ペア:

[(1, 121572129), (3, 40524043), (7, 17367447), (21, 5789149), (269, 451941), (807, 150647), (1883, 64563), (5649, 21521)]