156978734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{80173}}^1$

素因数の和:80275

約数の個数: 16

約数和(自身を含む): 259763760

約数和(自身を除く): 102785026

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 80173, 160346, 881903, 1763806, 7135397, 14270794, 78489367, 156978734]

約数ペア:

[(1, 156978734), (2, 78489367), (11, 14270794), (22, 7135397), (89, 1763806), (178, 881903), (979, 160346), (1958, 80173)]