39982653

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{15923}}^1$

素因数の和:15966

約数の個数: 20

約数和(自身を含む): 61657728

約数和(自身を除く): 21675075

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 15923, 47769, 143307, 429921, 493613, 1289763, 1480839, 4442517, 13327551, 39982653]

約数ペア:

[(1, 39982653), (3, 13327551), (9, 4442517), (27, 1480839), (31, 1289763), (81, 493613), (93, 429921), (279, 143307), (837, 47769), (2511, 15923)]