207828027

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{190843}}^1$

素因数の和:190871

約数の個数: 18

約数和(自身を含む): 329969276

約数和(自身を除く): 122141249

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 190843, 572529, 1717587, 2099273, 6297819, 18893457, 23092003, 69276009, 207828027]

約数ペア:

[(1, 207828027), (3, 69276009), (9, 23092003), (11, 18893457), (33, 6297819), (99, 2099273), (121, 1717587), (363, 572529), (1089, 190843)]