81246214

素因数分解:

$2^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{2027}}^1$

素因数の和:2452

約数の個数: 24

約数和(自身を含む): 142183080

約数和(自身を除く): 60936866

約数列:

[1, 2, 7, 14, 49, 98, 409, 818, 2027, 2863, 4054, 5726, 14189, 20041, 28378, 40082, 99323, 198646, 829043, 1658086, 5803301, 11606602, 40623107, 81246214]

約数ペア:

[(1, 81246214), (2, 40623107), (7, 11606602), (14, 5803301), (49, 1658086), (98, 829043), (409, 198646), (818, 99323), (2027, 40082), (2863, 28378), (4054, 20041), (5726, 14189)]