81821328

素因数分解:

$2^4\times 3^1\times {\mathrm{1704611}}^1$

素因数の和:1704622

約数の個数: 20

約数和(自身を含む): 211371888

約数和(自身を除く): 129550560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1704611, 3409222, 5113833, 6818444, 10227666, 13636888, 20455332, 27273776, 40910664, 81821328]

約数ペア:

[(1, 81821328), (2, 40910664), (3, 27273776), (4, 20455332), (6, 13636888), (8, 10227666), (12, 6818444), (16, 5113833), (24, 3409222), (48, 1704611)]