28623021

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25717}}^1$

素因数の和:25780

約数の個数: 16

約数和(自身を含む): 44440704

約数和(自身を除く): 15817683

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25717, 77151, 180019, 540057, 1363001, 4089003, 9541007, 28623021]

約数ペア:

[(1, 28623021), (3, 9541007), (7, 4089003), (21, 1363001), (53, 540057), (159, 180019), (371, 77151), (1113, 25717)]