1406985842

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{66499}}^1$

素因数の和:66721

約数の個数: 16

約数和(自身を含む): 2154600000

約数和(自身を除く): 747614158

約数列:

[1, 2, 71, 142, 149, 298, 10579, 21158, 66499, 132998, 4721429, 9442858, 9908351, 19816702, 703492921, 1406985842]

約数ペア:

[(1, 1406985842), (2, 703492921), (71, 19816702), (142, 9908351), (149, 9442858), (298, 4721429), (10579, 132998), (21158, 66499)]