7129969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 9584640

約数和(自身を除く): 2454671

約数列:

[1, 7, 11, 29, 31, 77, 103, 203, 217, 319, 341, 721, 899, 1133, 2233, 2387, 2987, 3193, 6293, 7931, 9889, 20909, 22351, 32857, 35123, 69223, 92597, 229999, 245861, 648179, 1018567, 7129969]

約数ペア:

[(1, 7129969), (7, 1018567), (11, 648179), (29, 245861), (31, 229999), (77, 92597), (103, 69223), (203, 35123), (217, 32857), (319, 22351), (341, 20909), (721, 9889), (899, 7931), (1133, 6293), (2233, 3193), (2387, 2987)]