199915653

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{74959}}^1$

素因数の和:75096

約数の個数: 16

約数和(自身を含む): 307036160

約数和(自身を除く): 107120507

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 74959, 224877, 524713, 1574139, 9519793, 28559379, 66638551, 199915653]

約数ペア:

[(1, 199915653), (3, 66638551), (7, 28559379), (21, 9519793), (127, 1574139), (381, 524713), (889, 224877), (2667, 74959)]