218752136

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{385127}}^1$

素因数の和:385204

約数の個数: 16

約数和(自身を含む): 415938240

約数和(自身を除く): 197186104

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 385127, 770254, 1540508, 3081016, 27344017, 54688034, 109376068, 218752136]

約数ペア:

[(1, 218752136), (2, 109376068), (4, 54688034), (8, 27344017), (71, 3081016), (142, 1540508), (284, 770254), (568, 385127)]