12181295

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 17571840

約数和(自身を除く): 5390545

約数列:

[1, 5, 7, 31, 35, 103, 109, 155, 217, 515, 545, 721, 763, 1085, 3193, 3379, 3605, 3815, 11227, 15965, 16895, 22351, 23653, 56135, 78589, 111755, 118265, 348037, 392945, 1740185, 2436259, 12181295]

約数ペア:

[(1, 12181295), (5, 2436259), (7, 1740185), (31, 392945), (35, 348037), (103, 118265), (109, 111755), (155, 78589), (217, 56135), (515, 23653), (545, 22351), (721, 16895), (763, 15965), (1085, 11227), (3193, 3815), (3379, 3605)]