556740938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{404021}}^1$

素因数の和:404089

約数の個数: 16

約数和(自身を含む): 916321896

約数和(自身を除く): 359580958

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 404021, 808042, 5252273, 10504546, 21413113, 42826226, 278370469, 556740938]

約数ペア:

[(1, 556740938), (2, 278370469), (13, 42826226), (26, 21413113), (53, 10504546), (106, 5252273), (689, 808042), (1378, 404021)]