256210084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{379009}}^1$

素因数の和:379039

約数の個数: 18

約数和(自身を含む): 485511810

約数和(自身を除く): 229301726

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 379009, 758018, 1516036, 4927117, 9854234, 19708468, 64052521, 128105042, 256210084]

約数ペア:

[(1, 256210084), (2, 128105042), (4, 64052521), (13, 19708468), (26, 9854234), (52, 4927117), (169, 1516036), (338, 758018), (676, 379009)]