78891118

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{16693}}^1$

素因数の和:16851

約数の個数: 16

約数和(自身を含む): 126206640

約数和(自身を除く): 47315522

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 16693, 33386, 283781, 567562, 2320327, 4640654, 39445559, 78891118]

約数ペア:

[(1, 78891118), (2, 39445559), (17, 4640654), (34, 2320327), (139, 567562), (278, 283781), (2363, 33386), (4726, 16693)]