251455054

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{20407}}^1$

素因数の和:20571

約数の個数: 16

約数和(自身を含む): 387180576

約数和(自身を除く): 135725522

約数列:

[1, 2, 61, 101, 122, 202, 6161, 12322, 20407, 40814, 1244827, 2061107, 2489654, 4122214, 125727527, 251455054]

約数ペア:

[(1, 251455054), (2, 125727527), (61, 4122214), (101, 2489654), (122, 2061107), (202, 1244827), (6161, 40814), (12322, 20407)]