1227396961

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{18913}}^1$

素因数の和:19120

約数の個数: 16

約数和(自身を含む): 1433227264

約数和(自身を除く): 205830303

約数列:

[1, 7, 73, 127, 511, 889, 9271, 18913, 64897, 132391, 1380649, 2401951, 9664543, 16813657, 175342423, 1227396961]

約数ペア:

[(1, 1227396961), (7, 175342423), (73, 16813657), (127, 9664543), (511, 2401951), (889, 1380649), (9271, 132391), (18913, 64897)]