81051628

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{54617}}^1$

素因数の和:54681

約数の個数: 24

約数和(自身を含む): 165164832

約数和(自身を除く): 84113204

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 54617, 109234, 218468, 382319, 764638, 1529276, 2894701, 5789402, 11578804, 20262907, 40525814, 81051628]

約数ペア:

[(1, 81051628), (2, 40525814), (4, 20262907), (7, 11578804), (14, 5789402), (28, 2894701), (53, 1529276), (106, 764638), (212, 382319), (371, 218468), (742, 109234), (1484, 54617)]