28655457

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{787}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 39147840

約数和(自身を除く): 10492383

約数列:

[1, 3, 53, 159, 229, 687, 787, 2361, 12137, 36411, 41711, 125133, 180223, 540669, 9551819, 28655457]

約数ペア:

[(1, 28655457), (3, 9551819), (53, 540669), (159, 180223), (229, 125133), (687, 41711), (787, 36411), (2361, 12137)]