1520479009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{497051}}^1$

素因数の和:497100

約数の個数: 16

約数和(自身を含む): 1908679680

約数和(自身を除く): 388200671

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 497051, 3479357, 9443969, 11432173, 66107783, 80025211, 217211287, 1520479009]

約数ペア:

[(1, 1520479009), (7, 217211287), (19, 80025211), (23, 66107783), (133, 11432173), (161, 9443969), (437, 3479357), (3059, 497051)]