128426894

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1\times {\mathrm{3169}}^1$

素因数の和:4075

約数の個数: 16

約数和(自身を含む): 201307680

約数和(自身を除く): 72880786

約数列:

[1, 2, 23, 46, 881, 1762, 3169, 6338, 20263, 40526, 72887, 145774, 2791889, 5583778, 64213447, 128426894]

約数ペア:

[(1, 128426894), (2, 64213447), (23, 5583778), (46, 2791889), (881, 145774), (1762, 72887), (3169, 40526), (6338, 20263)]