2987158321

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{307669}}^1$

素因数の和:307768

約数の個数: 16

約数和(自身を含む): 3642812800

約数和(自身を除く): 655654479

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 307669, 2153683, 5845711, 22459837, 40919977, 157218859, 426736903, 2987158321]

約数ペア:

[(1, 2987158321), (7, 426736903), (19, 157218859), (73, 40919977), (133, 22459837), (511, 5845711), (1387, 2153683), (9709, 307669)]