78868456

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{23417}}^1$

素因数の和:23844

約数の個数: 16

約数和(自身を含む): 148235940

約数和(自身を除く): 69367484

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 23417, 46834, 93668, 187336, 9858557, 19717114, 39434228, 78868456]

約数ペア:

[(1, 78868456), (2, 39434228), (4, 19717114), (8, 9858557), (421, 187336), (842, 93668), (1684, 46834), (3368, 23417)]