28422681

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25537}}^1$

素因数の和:25600

約数の個数: 16

約数和(自身を含む): 44129664

約数和(自身を除く): 15706983

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25537, 76611, 178759, 536277, 1353461, 4060383, 9474227, 28422681]

約数ペア:

[(1, 28422681), (3, 9474227), (7, 4060383), (21, 1353461), (53, 536277), (159, 178759), (371, 76611), (1113, 25537)]