7870828

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 15803424

約数和(自身を除く): 7932596

約数列:

[1, 2, 4, 7, 14, 28, 401, 701, 802, 1402, 1604, 2804, 2807, 4907, 5614, 9814, 11228, 19628, 281101, 562202, 1124404, 1967707, 3935414, 7870828]

約数ペア:

[(1, 7870828), (2, 3935414), (4, 1967707), (7, 1124404), (14, 562202), (28, 281101), (401, 19628), (701, 11228), (802, 9814), (1402, 5614), (1604, 4907), (2804, 2807)]