1012977981

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{266083}}^1$

素因数の和:266142

約数の個数: 20

約数和(自身を含む): 1545415872

約数和(自身を除く): 532437891

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 266083, 798249, 2394747, 7184241, 12505901, 21552723, 37517703, 112553109, 337659327, 1012977981]

約数ペア:

[(1, 1012977981), (3, 337659327), (9, 112553109), (27, 37517703), (47, 21552723), (81, 12505901), (141, 7184241), (423, 2394747), (1269, 798249), (3807, 266083)]