161740431

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{28571}}^1$

素因数の和:28631

約数の個数: 24

約数和(自身を含む): 254062224

約数和(自身を除く): 92321793

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5661, 28571, 85713, 257139, 485707, 1057127, 1457121, 3171381, 4371363, 9514143, 17971159, 53913477, 161740431]

約数ペア:

[(1, 161740431), (3, 53913477), (9, 17971159), (17, 9514143), (37, 4371363), (51, 3171381), (111, 1457121), (153, 1057127), (333, 485707), (629, 257139), (1887, 85713), (5661, 28571)]