27906249

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25073}}^1$

素因数の和:25136

約数の個数: 16

約数和(自身を含む): 43327872

約数和(自身を除く): 15421623

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25073, 75219, 175511, 526533, 1328869, 3986607, 9302083, 27906249]

約数ペア:

[(1, 27906249), (3, 9302083), (7, 3986607), (21, 1328869), (53, 526533), (159, 175511), (371, 75219), (1113, 25073)]