1681555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 2173824

約数和(自身を除く): 492269

約数列:

[1, 5, 17, 73, 85, 271, 365, 1241, 1355, 4607, 6205, 19783, 23035, 98915, 336311, 1681555]

約数ペア:

[(1, 1681555), (5, 336311), (17, 98915), (73, 23035), (85, 19783), (271, 6205), (365, 4607), (1241, 1355)]