77781814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{153719}}^1$

素因数の和:153755

約数の個数: 16

約数和(自身を含む): 132814080

約数和(自身を除く): 55032266

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 153719, 307438, 1690909, 3381818, 3535537, 7071074, 38890907, 77781814]

約数ペア:

[(1, 77781814), (2, 38890907), (11, 7071074), (22, 3535537), (23, 3381818), (46, 1690909), (253, 307438), (506, 153719)]