201263979

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13633}}^1$

素因数の和:13699

約数の個数: 32

約数和(自身を含む): 331578880

約数和(自身を除く): 130314901

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 13633, 14763, 40899, 95431, 259027, 286293, 504421, 777081, 1513263, 1813189, 3530947, 5439567, 9583999, 10592841, 28751997, 67087993, 201263979]

約数ペア:

[(1, 201263979), (3, 67087993), (7, 28751997), (19, 10592841), (21, 9583999), (37, 5439567), (57, 3530947), (111, 1813189), (133, 1513263), (259, 777081), (399, 504421), (703, 286293), (777, 259027), (2109, 95431), (4921, 40899), (13633, 14763)]