3893751

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 20

約数和(自身を含む): 5932872

約数和(自身を除く): 2039121

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 907, 1431, 2721, 4293, 8163, 24489, 48071, 73467, 144213, 432639, 1297917, 3893751]

約数ペア:

[(1, 3893751), (3, 1297917), (9, 432639), (27, 144213), (53, 73467), (81, 48071), (159, 24489), (477, 8163), (907, 4293), (1431, 2721)]