7976997

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 13285376

約数和(自身を除く): 5308379

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 997, 1143, 2667, 2991, 6979, 8001, 8973, 20937, 62811, 126619, 379857, 886333, 1139571, 2658999, 7976997]

約数ペア:

[(1, 7976997), (3, 2658999), (7, 1139571), (9, 886333), (21, 379857), (63, 126619), (127, 62811), (381, 20937), (889, 8973), (997, 8001), (1143, 6979), (2667, 2991)]