206182017

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{13327}}^1$

素因数の和:13530

約数の個数: 20

約数和(自身を含む): 309636096

約数和(自身を除く): 103454079

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 5157, 13327, 15471, 39981, 119943, 359829, 1079487, 2545457, 7636371, 22909113, 68727339, 206182017]

約数ペア:

[(1, 206182017), (3, 68727339), (9, 22909113), (27, 7636371), (81, 2545457), (191, 1079487), (573, 359829), (1719, 119943), (5157, 39981), (13327, 15471)]