128436705

素因数分解:

$3^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1583}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 228856320

約数和(自身を除く): 100419615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 601, 1583, 1803, 3005, 4749, 5409, 7915, 9015, 14247, 16227, 23745, 27045, 42741, 71235, 81135, 213705, 951383, 2854149, 4756915, 8562447, 14270745, 25687341, 42812235, 128436705]

約数ペア:

[(1, 128436705), (3, 42812235), (5, 25687341), (9, 14270745), (15, 8562447), (27, 4756915), (45, 2854149), (135, 951383), (601, 213705), (1583, 81135), (1803, 71235), (3005, 42741), (4749, 27045), (5409, 23745), (7915, 16227), (9015, 14247)]