211319889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{87721}}^1$

素因数の和:87808

約数の個数: 16

約数和(自身を含む): 311588544

約数和(自身を除く): 100268655

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 87721, 263163, 964931, 2894793, 6403633, 19210899, 70439963, 211319889]

約数ペア:

[(1, 211319889), (3, 70439963), (11, 19210899), (33, 6403633), (73, 2894793), (219, 964931), (803, 263163), (2409, 87721)]