64602489

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161911}}^1$

素因数の和:161940

約数の個数: 16

約数和(自身を含む): 103623680

約数和(自身を除く): 39021191

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 161911, 485733, 1133377, 3076309, 3400131, 9228927, 21534163, 64602489]

約数ペア:

[(1, 64602489), (3, 21534163), (7, 9228927), (19, 3400131), (21, 3076309), (57, 1133377), (133, 485733), (399, 161911)]