171691804

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{4111}}^1$

素因数の和:4365

約数の個数: 24

約数和(自身を含む): 307758528

約数和(自身を除く): 136066724

約数列:

[1, 2, 4, 53, 106, 197, 212, 394, 788, 4111, 8222, 10441, 16444, 20882, 41764, 217883, 435766, 809867, 871532, 1619734, 3239468, 42922951, 85845902, 171691804]

約数ペア:

[(1, 171691804), (2, 85845902), (4, 42922951), (53, 3239468), (106, 1619734), (197, 871532), (212, 809867), (394, 435766), (788, 217883), (4111, 41764), (8222, 20882), (10441, 16444)]