221294403

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{2543}}^1$

素因数の和:2856

約数の個数: 32

約数和(自身を含む): 359009280

約数和(自身を除く): 137714877

約数列:

[1, 3, 9, 11, 27, 33, 99, 293, 297, 879, 2543, 2637, 3223, 7629, 7911, 9669, 22887, 27973, 29007, 68661, 83919, 87021, 251757, 745099, 755271, 2235297, 6705891, 8196089, 20117673, 24588267, 73764801, 221294403]

約数ペア:

[(1, 221294403), (3, 73764801), (9, 24588267), (11, 20117673), (27, 8196089), (33, 6705891), (99, 2235297), (293, 755271), (297, 745099), (879, 251757), (2543, 87021), (2637, 83919), (3223, 68661), (7629, 29007), (7911, 27973), (9669, 22887)]