217804535884

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{322196059}}^1$

素因数の和:322196089

約数の個数: 18

約数和(自身を含む): 412733152860

約数和(自身を除く): 194928616976

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 322196059, 644392118, 1288784236, 4188548767, 8377097534, 16754195068, 54451133971, 108902267942, 217804535884]

約数ペア:

[(1, 217804535884), (2, 108902267942), (4, 54451133971), (13, 16754195068), (26, 8377097534), (52, 4188548767), (169, 1288784236), (338, 644392118), (676, 322196059)]