280925638

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{64109}}^1$

素因数の和:64431

約数の個数: 16

約数和(自身を含む): 483132960

約数和(自身を除く): 202207322

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 64109, 128218, 448763, 897526, 20066117, 40132234, 140462819, 280925638]

約数ペア:

[(1, 280925638), (2, 140462819), (7, 40132234), (14, 20066117), (313, 897526), (626, 448763), (2191, 128218), (4382, 64109)]