208896821

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{2837}}^1$

素因数の和:3068

約数の個数: 16

約数和(自身を含む): 243931776

約数和(自身を除く): 35034955

約数列:

[1, 7, 67, 157, 469, 1099, 2837, 10519, 19859, 73633, 190079, 445409, 1330553, 3117863, 29842403, 208896821]

約数ペア:

[(1, 208896821), (7, 29842403), (67, 3117863), (157, 1330553), (469, 445409), (1099, 190079), (2837, 73633), (10519, 19859)]