209380938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2684371}}^1$

素因数の和:2684389

約数の個数: 16

約数和(自身を含む): 450974496

約数和(自身を除く): 241593558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2684371, 5368742, 8053113, 16106226, 34896823, 69793646, 104690469, 209380938]

約数ペア:

[(1, 209380938), (2, 104690469), (3, 69793646), (6, 34896823), (13, 16106226), (26, 8053113), (39, 5368742), (78, 2684371)]