201390028

素因数分解:

$2^2\times 7^1\times {\mathrm{7192501}}^1$

素因数の和:7192512

約数の個数: 12

約数和(自身を含む): 402780112

約数和(自身を除く): 201390084

約数列:

[1, 2, 4, 7, 14, 28, 7192501, 14385002, 28770004, 50347507, 100695014, 201390028]

約数ペア:

[(1, 201390028), (2, 100695014), (4, 50347507), (7, 28770004), (14, 14385002), (28, 7192501)]