172708144

素因数分解:

$2^4\times 7^2\times {\mathrm{220291}}^1$

素因数の和:220313

約数の個数: 30

約数和(自身を含む): 389255964

約数和(自身を除く): 216547820

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 220291, 440582, 881164, 1542037, 1762328, 3084074, 3524656, 6168148, 10794259, 12336296, 21588518, 24672592, 43177036, 86354072, 172708144]

約数ペア:

[(1, 172708144), (2, 86354072), (4, 43177036), (7, 24672592), (8, 21588518), (14, 12336296), (16, 10794259), (28, 6168148), (49, 3524656), (56, 3084074), (98, 1762328), (112, 1542037), (196, 881164), (392, 440582), (784, 220291)]