128319982

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{52981}}^1$

素因数の和:53163

約数の個数: 16

約数和(自身を含む): 221252832

約数和(自身を除く): 92932850

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 52981, 105962, 370867, 741734, 9165713, 18331426, 64159991, 128319982]

約数ペア:

[(1, 128319982), (2, 64159991), (7, 18331426), (14, 9165713), (173, 741734), (346, 370867), (1211, 105962), (2422, 52981)]