171948890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193201}}^1$

素因数の和:193297

約数の個数: 16

約数和(自身を含む): 312987240

約数和(自身を除く): 141038350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 193201, 386402, 966005, 1932010, 17194889, 34389778, 85974445, 171948890]

約数ペア:

[(1, 171948890), (2, 85974445), (5, 34389778), (10, 17194889), (89, 1932010), (178, 966005), (445, 386402), (890, 193201)]