1187996887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{73121}}^1$

素因数の和:73350

約数の個数: 16

約数和(自身を含む): 1488178944

約数和(自身を除く): 300182057

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 16247, 73121, 511847, 804331, 5630317, 15428531, 107999717, 169713841, 1187996887]

約数ペア:

[(1, 1187996887), (7, 169713841), (11, 107999717), (77, 15428531), (211, 5630317), (1477, 804331), (2321, 511847), (16247, 73121)]