205344993

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137723}}^1$

素因数の和:137804

約数の個数: 16

約数和(自身を含む): 317316096

約数和(自身を除く): 111971103

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 137723, 413169, 964061, 2892183, 9778333, 29334999, 68448331, 205344993]

約数ペア:

[(1, 205344993), (3, 68448331), (7, 29334999), (21, 9778333), (71, 2892183), (213, 964061), (497, 413169), (1491, 137723)]