71296478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{15359}}^1$

素因数の和:15583

約数の個数: 16

約数和(自身を含む): 117227520

約数和(自身を除く): 45931042

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 15359, 30718, 168949, 337898, 3240749, 6481498, 35648239, 71296478]

約数ペア:

[(1, 71296478), (2, 35648239), (11, 6481498), (22, 3240749), (211, 337898), (422, 168949), (2321, 30718), (4642, 15359)]