213599110

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239999}}^1$

素因数の和:240095

約数の個数: 16

約数和(自身を含む): 388800000

約数和(自身を除く): 175200890

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 239999, 479998, 1199995, 2399990, 21359911, 42719822, 106799555, 213599110]

約数ペア:

[(1, 213599110), (2, 106799555), (5, 42719822), (10, 21359911), (89, 2399990), (178, 1199995), (445, 479998), (890, 239999)]