78834404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{162881}}^1$

素因数の和:162907

約数の個数: 18

約数和(自身を含む): 151643142

約数和(自身を除く): 72808738

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 162881, 325762, 651524, 1791691, 3583382, 7166764, 19708601, 39417202, 78834404]

約数ペア:

[(1, 78834404), (2, 39417202), (4, 19708601), (11, 7166764), (22, 3583382), (44, 1791691), (121, 651524), (242, 325762), (484, 162881)]