28274349

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12893}}^1$

素因数の和:12956

約数の個数: 16

約数和(自身を含む): 40848192

約数和(自身を除く): 12573843

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 12893, 38679, 219181, 554399, 657543, 1663197, 9424783, 28274349]

約数ペア:

[(1, 28274349), (3, 9424783), (17, 1663197), (43, 657543), (51, 554399), (129, 219181), (731, 38679), (2193, 12893)]