7180803

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 12715560

約数和(自身を除く): 5534757

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 857, 931, 1197, 2571, 2793, 5999, 7713, 8379, 16283, 17997, 41993, 48849, 53991, 113981, 125979, 146547, 341943, 377937, 797867, 1025829, 2393601, 7180803]

約数ペア:

[(1, 7180803), (3, 2393601), (7, 1025829), (9, 797867), (19, 377937), (21, 341943), (49, 146547), (57, 125979), (63, 113981), (133, 53991), (147, 48849), (171, 41993), (399, 17997), (441, 16283), (857, 8379), (931, 7713), (1197, 5999), (2571, 2793)]