61278287

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1069}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 73958400

約数和(自身を除く): 12680113

約数列:

[1, 7, 19, 133, 431, 1069, 3017, 7483, 8189, 20311, 57323, 142177, 460739, 3225173, 8754041, 61278287]

約数ペア:

[(1, 61278287), (7, 8754041), (19, 3225173), (133, 460739), (431, 142177), (1069, 57323), (3017, 20311), (7483, 8189)]