28207738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{9601}}^1$

素因数の和:9729

約数の個数: 16

約数和(自身を含む): 45974376

約数和(自身を除く): 17766638

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 9601, 19202, 124813, 249626, 1084913, 2169826, 14103869, 28207738]

約数ペア:

[(1, 28207738), (2, 14103869), (13, 2169826), (26, 1084913), (113, 249626), (226, 124813), (1469, 19202), (2938, 9601)]