205657179

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1217}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 338311680

約数和(自身を除く): 132654501

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 619, 1217, 1857, 3651, 4333, 8047, 8519, 12999, 15821, 24141, 25557, 47463, 56329, 110747, 168987, 332241, 753323, 2259969, 5273261, 9793199, 15819783, 29379597, 68552393, 205657179]

約数ペア:

[(1, 205657179), (3, 68552393), (7, 29379597), (13, 15819783), (21, 9793199), (39, 5273261), (91, 2259969), (273, 753323), (619, 332241), (1217, 168987), (1857, 110747), (3651, 56329), (4333, 47463), (8047, 25557), (8519, 24141), (12999, 15821)]