86890568

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{78139}}^1$

素因数の和:78284

約数の個数: 16

約数和(自身を含む): 164094000

約数和(自身を除く): 77203432

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 78139, 156278, 312556, 625112, 10861321, 21722642, 43445284, 86890568]

約数ペア:

[(1, 86890568), (2, 43445284), (4, 21722642), (8, 10861321), (139, 625112), (278, 312556), (556, 156278), (1112, 78139)]