289523206

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{390193}}^1$

素因数の和:390255

約数の個数: 16

約数和(自身を含む): 505691424

約数和(自身を除く): 216168218

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 390193, 780386, 2731351, 5462702, 20680229, 41360458, 144761603, 289523206]

約数ペア:

[(1, 289523206), (2, 144761603), (7, 41360458), (14, 20680229), (53, 5462702), (106, 2731351), (371, 780386), (742, 390193)]