258957601

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1129}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 313290240

約数和(自身を除く): 54332639

約数列:

[1, 7, 31, 49, 151, 217, 1057, 1129, 1519, 4681, 7399, 7903, 32767, 34999, 55321, 170479, 229369, 244993, 1193353, 1714951, 5284849, 8353471, 36993943, 258957601]

約数ペア:

[(1, 258957601), (7, 36993943), (31, 8353471), (49, 5284849), (151, 1714951), (217, 1193353), (1057, 244993), (1129, 229369), (1519, 170479), (4681, 55321), (7399, 34999), (7903, 32767)]