65489998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{246203}}^1$

素因数の和:246231

約数の個数: 16

約数和(自身を含む): 118177920

約数和(自身を除く): 52687922

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 246203, 492406, 1723421, 3446842, 4677857, 9355714, 32744999, 65489998]

約数ペア:

[(1, 65489998), (2, 32744999), (7, 9355714), (14, 4677857), (19, 3446842), (38, 1723421), (133, 492406), (266, 246203)]