38481381

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 56669184

約数和(自身を除く): 18187803

約数列:

[1, 3, 9, 127, 131, 257, 381, 393, 771, 1143, 1179, 2313, 16637, 32639, 33667, 49911, 97917, 101001, 149733, 293751, 303003, 4275709, 12827127, 38481381]

約数ペア:

[(1, 38481381), (3, 12827127), (9, 4275709), (127, 303003), (131, 293751), (257, 149733), (381, 101001), (393, 97917), (771, 49911), (1143, 33667), (1179, 32639), (2313, 16637)]