87681478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{18553}}^1$

素因数の和:18711

約数の個数: 16

約数和(自身を含む): 140268240

約数和(自身を除く): 52586762

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 18553, 37106, 315401, 630802, 2578867, 5157734, 43840739, 87681478]

約数ペア:

[(1, 87681478), (2, 43840739), (17, 5157734), (34, 2578867), (139, 630802), (278, 315401), (2363, 37106), (4726, 18553)]