13319379

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 19914752

約数和(自身を除く): 6595373

約数列:

[1, 3, 9, 43, 127, 129, 271, 381, 387, 813, 1143, 2439, 5461, 11653, 16383, 34417, 34959, 49149, 103251, 104877, 309753, 1479931, 4439793, 13319379]

約数ペア:

[(1, 13319379), (3, 4439793), (9, 1479931), (43, 309753), (127, 104877), (129, 103251), (271, 49149), (381, 34959), (387, 34417), (813, 16383), (1143, 11653), (2439, 5461)]