1291567684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{402107}}^1$

素因数の和:402195

約数の個数: 24

約数和(自身を含む): 2499503328

約数和(自身を除く): 1207935644

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 402107, 804214, 1608428, 4423177, 8846354, 17692708, 29353811, 58707622, 117415244, 322891921, 645783842, 1291567684]

約数ペア:

[(1, 1291567684), (2, 645783842), (4, 322891921), (11, 117415244), (22, 58707622), (44, 29353811), (73, 17692708), (146, 8846354), (292, 4423177), (803, 1608428), (1606, 804214), (3212, 402107)]