201978676

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{363271}}^1$

素因数の和:363414

約数の個数: 12

約数和(自身を含む): 356006560

約数和(自身を除く): 154027884

約数列:

[1, 2, 4, 139, 278, 556, 363271, 726542, 1453084, 50494669, 100989338, 201978676]

約数ペア:

[(1, 201978676), (2, 100989338), (4, 50494669), (139, 1453084), (278, 726542), (556, 363271)]