2781845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 3742848

約数和(自身を除く): 961003

約数列:

[1, 5, 11, 37, 55, 185, 407, 1367, 2035, 6835, 15037, 50579, 75185, 252895, 556369, 2781845]

約数ペア:

[(1, 2781845), (5, 556369), (11, 252895), (37, 75185), (55, 50579), (185, 15037), (407, 6835), (1367, 2035)]