13040307

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{461}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 21621600

約数和(自身を除く): 8581293

約数列:

[1, 3, 7, 9, 21, 63, 449, 461, 1347, 1383, 3143, 3227, 4041, 4149, 9429, 9681, 28287, 29043, 206989, 620967, 1448923, 1862901, 4346769, 13040307]

約数ペア:

[(1, 13040307), (3, 4346769), (7, 1862901), (9, 1448923), (21, 620967), (63, 206989), (449, 29043), (461, 28287), (1347, 9681), (1383, 9429), (3143, 4149), (3227, 4041)]