78858136

素因数分解:

$2^3\times 7^1\times {\mathrm{1408181}}^1$

素因数の和:1408194

約数の個数: 16

約数和(自身を含む): 168981840

約数和(自身を除く): 90123704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1408181, 2816362, 5632724, 9857267, 11265448, 19714534, 39429068, 78858136]

約数ペア:

[(1, 78858136), (2, 39429068), (4, 19714534), (7, 11265448), (8, 9857267), (14, 5632724), (28, 2816362), (56, 1408181)]