81167144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{235951}}^1$

素因数の和:236000

約数の個数: 16

約数和(自身を含む): 155728320

約数和(自身を除く): 74561176

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 235951, 471902, 943804, 1887608, 10145893, 20291786, 40583572, 81167144]

約数ペア:

[(1, 81167144), (2, 40583572), (4, 20291786), (8, 10145893), (43, 1887608), (86, 943804), (172, 471902), (344, 235951)]