28653995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3389}}^1$

素因数の和:3502

約数の個数: 16

約数和(自身を含む): 36612000

約数和(自身を除く): 7958005

約数列:

[1, 5, 19, 89, 95, 445, 1691, 3389, 8455, 16945, 64391, 301621, 321955, 1508105, 5730799, 28653995]

約数ペア:

[(1, 28653995), (5, 5730799), (19, 1508105), (89, 321955), (95, 301621), (445, 64391), (1691, 16945), (3389, 8455)]