855408897

素因数分解:

$3^3\times 7^1\times {\mathrm{1979}}^1\times {\mathrm{2287}}^1$

素因数の和:4282

約数の個数: 32

約数和(自身を含む): 1449676800

約数和(自身を除く): 594267903

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1979, 2287, 5937, 6861, 13853, 16009, 17811, 20583, 41559, 48027, 53433, 61749, 124677, 144081, 374031, 432243, 4525973, 13577919, 31681811, 40733757, 95045433, 122201271, 285136299, 855408897]

約数ペア:

[(1, 855408897), (3, 285136299), (7, 122201271), (9, 95045433), (21, 40733757), (27, 31681811), (63, 13577919), (189, 4525973), (1979, 432243), (2287, 374031), (5937, 144081), (6861, 124677), (13853, 61749), (16009, 53433), (17811, 48027), (20583, 41559)]