274242215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{1123}}^1$

素因数の和:1188

約数の個数: 36

約数和(自身を含む): 378884664

約数和(自身を除く): 104642449

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 289, 845, 1105, 1123, 1445, 2873, 3757, 5615, 14365, 14599, 18785, 19091, 48841, 72995, 95455, 189787, 244205, 248183, 324547, 948935, 1240915, 1622735, 3226379, 4219111, 16131895, 21095555, 54848443, 274242215]

約数ペア:

[(1, 274242215), (5, 54848443), (13, 21095555), (17, 16131895), (65, 4219111), (85, 3226379), (169, 1622735), (221, 1240915), (289, 948935), (845, 324547), (1105, 248183), (1123, 244205), (1445, 189787), (2873, 95455), (3757, 72995), (5615, 48841), (14365, 19091), (14599, 18785)]