84400628

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{124853}}^1$

素因数の和:124883

約数の個数: 18

約数和(自身を含む): 159937974

約数和(自身を除く): 75537346

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 124853, 249706, 499412, 1623089, 3246178, 6492356, 21100157, 42200314, 84400628]

約数ペア:

[(1, 84400628), (2, 42200314), (4, 21100157), (13, 6492356), (26, 3246178), (52, 1623089), (169, 499412), (338, 249706), (676, 124853)]