28086657

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6673}}^1$

素因数の和:6760

約数の個数: 16

約数和(自身を含む): 39723648

約数和(自身を除く): 11636991

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 6673, 20019, 153479, 407053, 460437, 1221159, 9362219, 28086657]

約数ペア:

[(1, 28086657), (3, 9362219), (23, 1221159), (61, 460437), (69, 407053), (183, 153479), (1403, 20019), (4209, 6673)]