217682943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{811}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 325059840

約数和(自身を除く): 107376897

約数列:

[1, 3, 17, 19, 51, 57, 277, 323, 811, 831, 969, 2433, 4709, 5263, 13787, 14127, 15409, 15789, 41361, 46227, 89471, 224647, 261953, 268413, 673941, 785859, 3818999, 4268293, 11456997, 12804879, 72560981, 217682943]

約数ペア:

[(1, 217682943), (3, 72560981), (17, 12804879), (19, 11456997), (51, 4268293), (57, 3818999), (277, 785859), (323, 673941), (811, 268413), (831, 261953), (969, 224647), (2433, 89471), (4709, 46227), (5263, 41361), (13787, 15789), (14127, 15409)]