78225678

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{9679}}^1$

素因数の和:10136

約数の個数: 24

約数和(自身を含む): 169884000

約数和(自身を除く): 91658322

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2694, 4041, 8082, 9679, 19358, 29037, 58074, 87111, 174222, 4345871, 8691742, 13037613, 26075226, 39112839, 78225678]

約数ペア:

[(1, 78225678), (2, 39112839), (3, 26075226), (6, 13037613), (9, 8691742), (18, 4345871), (449, 174222), (898, 87111), (1347, 58074), (2694, 29037), (4041, 19358), (8082, 9679)]