71388219

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199967}}^1$

素因数の和:199994

約数の個数: 16

約数和(自身を含む): 115181568

約数和(自身を除く): 43793349

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 199967, 599901, 1399769, 3399439, 4199307, 10198317, 23796073, 71388219]

約数ペア:

[(1, 71388219), (3, 23796073), (7, 10198317), (17, 4199307), (21, 3399439), (51, 1399769), (119, 599901), (357, 199967)]