213163907

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1543}}^1$

素因数の和:2234

約数の個数: 16

約数和(自身を含む): 245310720

約数和(自身を除く): 32146813

約数列:

[1, 11, 19, 209, 661, 1543, 7271, 12559, 16973, 29317, 138149, 322487, 1019923, 11219153, 19378537, 213163907]

約数ペア:

[(1, 213163907), (11, 19378537), (19, 11219153), (209, 1019923), (661, 322487), (1543, 138149), (7271, 29317), (12559, 16973)]