209765514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4994417}}^1$

素因数の和:4994429

約数の個数: 16

約数和(自身を含む): 479464128

約数和(自身を除く): 269698614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4994417, 9988834, 14983251, 29966502, 34960919, 69921838, 104882757, 209765514]

約数ペア:

[(1, 209765514), (2, 104882757), (3, 69921838), (6, 34960919), (7, 29966502), (14, 14983251), (21, 9988834), (42, 4994417)]