221605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 16

約数和(自身を含む): 290304

約数和(自身を除く): 68699

約数列:

[1, 5, 23, 41, 47, 115, 205, 235, 943, 1081, 1927, 4715, 5405, 9635, 44321, 221605]

約数ペア:

[(1, 221605), (5, 44321), (23, 9635), (41, 5405), (47, 4715), (115, 1927), (205, 1081), (235, 943)]