290576937

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42839}}^1$

素因数の和:42885

約数の個数: 32

約数和(自身を含む): 493516800

約数和(自身を除く): 202939863

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 42839, 128517, 299873, 728263, 813941, 899619, 2184789, 2441823, 5097841, 5697587, 13836997, 15293523, 17092761, 41510991, 96858979, 290576937]

約数ペア:

[(1, 290576937), (3, 96858979), (7, 41510991), (17, 17092761), (19, 15293523), (21, 13836997), (51, 5697587), (57, 5097841), (119, 2441823), (133, 2184789), (323, 899619), (357, 813941), (399, 728263), (969, 299873), (2261, 128517), (6783, 42839)]