2501199

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 28

約数和(自身を含む): 3882336

約数和(自身を除く): 1381137

約数列:

[1, 3, 9, 27, 47, 73, 81, 141, 219, 243, 423, 657, 729, 1269, 1971, 3431, 3807, 5913, 10293, 11421, 17739, 30879, 34263, 53217, 92637, 277911, 833733, 2501199]

約数ペア:

[(1, 2501199), (3, 833733), (9, 277911), (27, 92637), (47, 53217), (73, 34263), (81, 30879), (141, 17739), (219, 11421), (243, 10293), (423, 5913), (657, 3807), (729, 3431), (1269, 1971)]