81204844

素因数分解:

$2^2\times 7^1\times {\mathrm{1697}}^1\times {\mathrm{1709}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 162600480

約数和(自身を除く): 81395636

約数列:

[1, 2, 4, 7, 14, 28, 1697, 1709, 3394, 3418, 6788, 6836, 11879, 11963, 23758, 23926, 47516, 47852, 2900173, 5800346, 11600692, 20301211, 40602422, 81204844]

約数ペア:

[(1, 81204844), (2, 40602422), (4, 20301211), (7, 11600692), (14, 5800346), (28, 2900173), (1697, 47852), (1709, 47516), (3394, 23926), (3418, 23758), (6788, 11963), (6836, 11879)]