28474989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1009}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 39753600

約数和(自身を除く): 11278611

約数列:

[1, 3, 23, 69, 409, 1009, 1227, 3027, 9407, 23207, 28221, 69621, 412681, 1238043, 9491663, 28474989]

約数ペア:

[(1, 28474989), (3, 9491663), (23, 1238043), (69, 412681), (409, 69621), (1009, 28221), (1227, 23207), (3027, 9407)]