13288505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3320

約数の個数: 16

約数和(自身を含む): 17181120

約数和(自身を除く): 3892615

約数列:

[1, 5, 19, 43, 95, 215, 817, 3253, 4085, 16265, 61807, 139879, 309035, 699395, 2657701, 13288505]

約数ペア:

[(1, 13288505), (5, 2657701), (19, 699395), (43, 309035), (95, 139879), (215, 61807), (817, 16265), (3253, 4085)]