81406136

素因数分解:

$2^3\times 7^1\times {\mathrm{1453681}}^1$

素因数の和:1453694

約数の個数: 16

約数和(自身を含む): 174441840

約数和(自身を除く): 93035704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1453681, 2907362, 5814724, 10175767, 11629448, 20351534, 40703068, 81406136]

約数ペア:

[(1, 81406136), (2, 40703068), (4, 20351534), (7, 11629448), (8, 10175767), (14, 5814724), (28, 2907362), (56, 1453681)]