51765861

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{947}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 83727360

約数和(自身を除く): 31961499

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 947, 959, 2603, 2841, 2877, 6629, 7809, 17993, 18221, 19887, 53979, 54663, 125951, 129739, 377853, 389217, 908173, 2465041, 2724519, 7395123, 17255287, 51765861]

約数ペア:

[(1, 51765861), (3, 17255287), (7, 7395123), (19, 2724519), (21, 2465041), (57, 908173), (133, 389217), (137, 377853), (399, 129739), (411, 125951), (947, 54663), (959, 53979), (2603, 19887), (2841, 18221), (2877, 17993), (6629, 7809)]