27657855

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1517

約数の個数: 40

約数和(自身を含む): 50668992

約数和(自身を除く): 23011137

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 1453, 2115, 3807, 4359, 6345, 7265, 13077, 19035, 21795, 39231, 65385, 68291, 117693, 196155, 204873, 341455, 588465, 614619, 1024365, 1843857, 3073095, 5531571, 9219285, 27657855]

約数ペア:

[(1, 27657855), (3, 9219285), (5, 5531571), (9, 3073095), (15, 1843857), (27, 1024365), (45, 614619), (47, 588465), (81, 341455), (135, 204873), (141, 196155), (235, 117693), (405, 68291), (423, 65385), (705, 39231), (1269, 21795), (1453, 19035), (2115, 13077), (3807, 7265), (4359, 6345)]