78647654

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{2887}}^1$

素因数の和:3199

約数の個数: 16

約数和(自身を含む): 120706848

約数和(自身を除く): 42059194

約数列:

[1, 2, 53, 106, 257, 514, 2887, 5774, 13621, 27242, 153011, 306022, 741959, 1483918, 39323827, 78647654]

約数ペア:

[(1, 78647654), (2, 39323827), (53, 1483918), (106, 741959), (257, 306022), (514, 153011), (2887, 27242), (5774, 13621)]