28378452

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{1279}}^1$

素因数の和:1372

約数の個数: 36

約数和(自身を含む): 67845120

約数和(自身を除く): 39466668

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 1279, 1849, 2558, 3698, 3837, 5116, 5547, 7396, 7674, 11094, 15348, 22188, 54997, 109994, 164991, 219988, 329982, 659964, 2364871, 4729742, 7094613, 9459484, 14189226, 28378452]

約数ペア:

[(1, 28378452), (2, 14189226), (3, 9459484), (4, 7094613), (6, 4729742), (12, 2364871), (43, 659964), (86, 329982), (129, 219988), (172, 164991), (258, 109994), (516, 54997), (1279, 22188), (1849, 15348), (2558, 11094), (3698, 7674), (3837, 7396), (5116, 5547)]