13208139

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6763}}^1$

素因数の和:6807

約数の個数: 24

約数和(自身を含む): 22510592

約数和(自身を除く): 9302453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 6763, 20289, 47341, 60867, 142023, 209653, 426069, 628959, 1467571, 1886877, 4402713, 13208139]

約数ペア:

[(1, 13208139), (3, 4402713), (7, 1886877), (9, 1467571), (21, 628959), (31, 426069), (63, 209653), (93, 142023), (217, 60867), (279, 47341), (651, 20289), (1953, 6763)]