16191405

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3301}}^1$

素因数の和:3421

約数の個数: 24

約数和(自身を含む): 28331160

約数和(自身を除く): 12139755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3301, 4905, 9903, 16505, 29709, 49515, 148545, 359809, 1079427, 1799045, 3238281, 5397135, 16191405]

約数ペア:

[(1, 16191405), (3, 5397135), (5, 3238281), (9, 1799045), (15, 1079427), (45, 359809), (109, 148545), (327, 49515), (545, 29709), (981, 16505), (1635, 9903), (3301, 4905)]