81110162

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{20047}}^1$

素因数の和:20090

約数の個数: 24

約数和(自身を含む): 147713664

約数和(自身を除く): 66603502

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 20047, 40094, 140329, 280658, 340799, 681598, 2385593, 4771186, 5793583, 11587166, 40555081, 81110162]

約数ペア:

[(1, 81110162), (2, 40555081), (7, 11587166), (14, 5793583), (17, 4771186), (34, 2385593), (119, 681598), (238, 340799), (289, 280658), (578, 140329), (2023, 40094), (4046, 20047)]