129774872

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{56131}}^1$

素因数の和:56171

約数の個数: 24

約数和(自身を含む): 258487860

約数和(自身を除く): 128712988

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 56131, 112262, 224524, 449048, 954227, 1908454, 3816908, 7633816, 16221859, 32443718, 64887436, 129774872]

約数ペア:

[(1, 129774872), (2, 64887436), (4, 32443718), (8, 16221859), (17, 7633816), (34, 3816908), (68, 1908454), (136, 954227), (289, 449048), (578, 224524), (1156, 112262), (2312, 56131)]