81858392

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132887}}^1$

素因数の和:132911

約数の個数: 32

約数和(自身を含む): 191358720

約数和(自身を除く): 109500328

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 132887, 265774, 531548, 930209, 1063096, 1461757, 1860418, 2923514, 3720836, 5847028, 7441672, 10232299, 11694056, 20464598, 40929196, 81858392]

約数ペア:

[(1, 81858392), (2, 40929196), (4, 20464598), (7, 11694056), (8, 10232299), (11, 7441672), (14, 5847028), (22, 3720836), (28, 2923514), (44, 1860418), (56, 1461757), (77, 1063096), (88, 930209), (154, 531548), (308, 265774), (616, 132887)]