208262223

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{104707}}^1$

素因数の和:104743

約数の個数: 24

約数和(自身を含む): 343023408

約数和(自身を除く): 134761185

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 104707, 314121, 942363, 1361191, 1780019, 4083573, 5340057, 12250719, 16020171, 23140247, 69420741, 208262223]

約数ペア:

[(1, 208262223), (3, 69420741), (9, 23140247), (13, 16020171), (17, 12250719), (39, 5340057), (51, 4083573), (117, 1780019), (153, 1361191), (221, 942363), (663, 314121), (1989, 104707)]