13199495

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 17015856

約数和(自身を除く): 3816361

約数列:

[1, 5, 29, 43, 73, 145, 215, 365, 841, 1247, 2117, 3139, 4205, 6235, 10585, 15695, 36163, 61393, 91031, 180815, 306965, 455155, 2639899, 13199495]

約数ペア:

[(1, 13199495), (5, 2639899), (29, 455155), (43, 306965), (73, 180815), (145, 91031), (215, 61393), (365, 36163), (841, 15695), (1247, 10585), (2117, 6235), (3139, 4205)]