208537255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{3331}}^1$

素因数の和:4014

約数の個数: 16

約数和(自身を含む): 263894400

約数和(自身を除く): 55357145

約数列:

[1, 5, 19, 95, 659, 3295, 3331, 12521, 16655, 62605, 63289, 316445, 2195129, 10975645, 41707451, 208537255]

約数ペア:

[(1, 208537255), (5, 41707451), (19, 10975645), (95, 2195129), (659, 316445), (3295, 63289), (3331, 62605), (12521, 16655)]