209216306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{15809}}^1$

素因数の和:16333

約数の個数: 16

約数和(自身を含む): 338650200

約数和(自身を除く): 129433894

約数列:

[1, 2, 13, 26, 509, 1018, 6617, 13234, 15809, 31618, 205517, 411034, 8046781, 16093562, 104608153, 209216306]

約数ペア:

[(1, 209216306), (2, 104608153), (13, 16093562), (26, 8046781), (509, 411034), (1018, 205517), (6617, 31618), (13234, 15809)]