206471423

素因数分解:

${\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 228526848

約数和(自身を除く): 22055425

約数列:

[1, 19, 43, 47, 283, 361, 817, 893, 2021, 5377, 12169, 13301, 15523, 16967, 38399, 102163, 231211, 252719, 571943, 729581, 4393009, 4801661, 10866917, 206471423]

約数ペア:

[(1, 206471423), (19, 10866917), (43, 4801661), (47, 4393009), (283, 729581), (361, 571943), (817, 252719), (893, 231211), (2021, 102163), (5377, 38399), (12169, 16967), (13301, 15523)]