77870828

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4993}}^1$

素因数の和:5561

約数の個数: 24

約数和(自身を含む): 156052512

約数和(自身を除く): 78181684

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 3899, 4993, 7798, 9986, 15596, 19972, 34951, 69902, 139804, 2781101, 5562202, 11124404, 19467707, 38935414, 77870828]

約数ペア:

[(1, 77870828), (2, 38935414), (4, 19467707), (7, 11124404), (14, 5562202), (28, 2781101), (557, 139804), (1114, 69902), (2228, 34951), (3899, 19972), (4993, 15596), (7798, 9986)]