812640318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19348579}}^1$

素因数の和:19348591

約数の個数: 16

約数和(自身を含む): 1857463680

約数和(自身を除く): 1044823362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 19348579, 38697158, 58045737, 116091474, 135440053, 270880106, 406320159, 812640318]

約数ペア:

[(1, 812640318), (2, 406320159), (3, 270880106), (6, 135440053), (7, 116091474), (14, 58045737), (21, 38697158), (42, 19348579)]