9916641

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 17049600

約数和(自身を除く): 7132959

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 739, 1491, 1917, 2217, 4473, 5173, 6651, 13419, 15519, 19953, 46557, 52469, 139671, 157407, 367283, 472221, 1101849, 1416663, 3305547, 9916641]

約数ペア:

[(1, 9916641), (3, 3305547), (7, 1416663), (9, 1101849), (21, 472221), (27, 367283), (63, 157407), (71, 139671), (189, 52469), (213, 46557), (497, 19953), (639, 15519), (739, 13419), (1491, 6651), (1917, 5173), (2217, 4473)]