81199756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{49877}}^1$

素因数の和:49929

約数の個数: 24

約数和(自身を含む): 159210576

約数和(自身を除く): 78010820

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 49877, 99754, 199508, 548647, 1097294, 1845449, 2194588, 3690898, 7381796, 20299939, 40599878, 81199756]

約数ペア:

[(1, 81199756), (2, 40599878), (4, 20299939), (11, 7381796), (22, 3690898), (37, 2194588), (44, 1845449), (74, 1097294), (148, 548647), (407, 199508), (814, 99754), (1628, 49877)]