81728664

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24499}}^1$

素因数の和:24647

約数の個数: 32

約数和(自身を含む): 205800000

約数和(自身を除く): 124071336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 24499, 48998, 73497, 97996, 146994, 195992, 293988, 587976, 3405361, 6810722, 10216083, 13621444, 20432166, 27242888, 40864332, 81728664]

約数ペア:

[(1, 81728664), (2, 40864332), (3, 27242888), (4, 20432166), (6, 13621444), (8, 10216083), (12, 6810722), (24, 3405361), (139, 587976), (278, 293988), (417, 195992), (556, 146994), (834, 97996), (1112, 73497), (1668, 48998), (3336, 24499)]