81128976

素因数分解:

$2^4\times 3^1\times {\mathrm{1690187}}^1$

素因数の和:1690198

約数の個数: 20

約数和(自身を含む): 209583312

約数和(自身を除く): 128454336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690187, 3380374, 5070561, 6760748, 10141122, 13521496, 20282244, 27042992, 40564488, 81128976]

約数ペア:

[(1, 81128976), (2, 40564488), (3, 27042992), (4, 20282244), (6, 13521496), (8, 10141122), (12, 6760748), (16, 5070561), (24, 3380374), (48, 1690187)]