253341788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{220681}}^1$

素因数の和:220733

約数の個数: 24

約数和(自身を含む): 519044064

約数和(自身を除く): 265702276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 220681, 441362, 882724, 1544767, 3089534, 6179068, 9047921, 18095842, 36191684, 63335447, 126670894, 253341788]

約数ペア:

[(1, 253341788), (2, 126670894), (4, 63335447), (7, 36191684), (14, 18095842), (28, 9047921), (41, 6179068), (82, 3089534), (164, 1544767), (287, 882724), (574, 441362), (1148, 220681)]