1280356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4157}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 2794176

約数和(自身を除く): 1513820

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 4157, 8314, 16628, 29099, 45727, 58198, 91454, 116396, 182908, 320089, 640178, 1280356]

約数ペア:

[(1, 1280356), (2, 640178), (4, 320089), (7, 182908), (11, 116396), (14, 91454), (22, 58198), (28, 45727), (44, 29099), (77, 16628), (154, 8314), (308, 4157)]