66939803

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 77775360

約数和(自身を除く): 10835557

約数列:

[1, 7, 103, 227, 409, 721, 1589, 2863, 23381, 42127, 92843, 163667, 294889, 649901, 9562829, 66939803]

約数ペア:

[(1, 66939803), (7, 9562829), (103, 649901), (227, 294889), (409, 163667), (721, 92843), (1589, 42127), (2863, 23381)]