420389762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{156979}}^1$

素因数の和:157097

約数の個数: 16

約数和(自身を含む): 685688640

約数和(自身を除く): 265298878

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 156979, 313958, 2040727, 4081454, 16168837, 32337674, 210194881, 420389762]

約数ペア:

[(1, 420389762), (2, 210194881), (13, 32337674), (26, 16168837), (103, 4081454), (206, 2040727), (1339, 313958), (2678, 156979)]