28808319

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1123}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 40787712

約数和(自身を除く): 11979393

約数列:

[1, 3, 17, 51, 503, 1123, 1509, 3369, 8551, 19091, 25653, 57273, 564869, 1694607, 9602773, 28808319]

約数ペア:

[(1, 28808319), (3, 9602773), (17, 1694607), (51, 564869), (503, 57273), (1123, 25653), (1509, 19091), (3369, 8551)]