13045389

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 21258240

約数和(自身を除く): 8212851

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 691, 899, 2073, 2697, 4837, 6293, 14511, 18879, 20039, 21421, 60117, 64263, 140273, 149947, 420819, 449841, 621209, 1863627, 4348463, 13045389]

約数ペア:

[(1, 13045389), (3, 4348463), (7, 1863627), (21, 621209), (29, 449841), (31, 420819), (87, 149947), (93, 140273), (203, 64263), (217, 60117), (609, 21421), (651, 20039), (691, 18879), (899, 14511), (2073, 6293), (2697, 4837)]