86143701

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{215899}}^1$

素因数の和:215928

約数の個数: 16

約数和(自身を含む): 138176000

約数和(自身を除く): 52032299

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 215899, 647697, 1511293, 4102081, 4533879, 12306243, 28714567, 86143701]

約数ペア:

[(1, 86143701), (3, 28714567), (7, 12306243), (19, 4533879), (21, 4102081), (57, 1511293), (133, 647697), (399, 215899)]