208792281

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{4993}}^1$

素因数の和:5312

約数の個数: 16

約数和(自身を含む): 284777856

約数和(自身を除く): 75985575

約数列:

[1, 3, 53, 159, 263, 789, 4993, 13939, 14979, 41817, 264629, 793887, 1313159, 3939477, 69597427, 208792281]

約数ペア:

[(1, 208792281), (3, 69597427), (53, 3939477), (159, 1313159), (263, 793887), (789, 264629), (4993, 41817), (13939, 14979)]