56681638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{128239}}^1$

素因数の和:128271

約数の個数: 16

約数和(自身を含む): 96949440

約数和(自身を除く): 40267802

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 128239, 256478, 1667107, 2180063, 3334214, 4360126, 28340819, 56681638]

約数ペア:

[(1, 56681638), (2, 28340819), (13, 4360126), (17, 3334214), (26, 2180063), (34, 1667107), (221, 256478), (442, 128239)]