13208979

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1523}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 20848320

約数和(自身を除く): 7639341

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 1523, 2891, 4569, 8673, 10661, 31983, 74627, 89857, 223881, 269571, 628999, 1886997, 4402993, 13208979]

約数ペア:

[(1, 13208979), (3, 4402993), (7, 1886997), (21, 628999), (49, 269571), (59, 223881), (147, 89857), (177, 74627), (413, 31983), (1239, 10661), (1523, 8673), (2891, 4569)]