80854443

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 128589120

約数和(自身を除く): 47734677

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 491, 513, 963, 1473, 1539, 2033, 2889, 4419, 6099, 8667, 9329, 13257, 18297, 27987, 39771, 52537, 54891, 83961, 157611, 164673, 251883, 472833, 755649, 998203, 1418499, 2994609, 4255497, 8983827, 26951481, 80854443]

約数ペア:

[(1, 80854443), (3, 26951481), (9, 8983827), (19, 4255497), (27, 2994609), (57, 1418499), (81, 998203), (107, 755649), (171, 472833), (321, 251883), (491, 164673), (513, 157611), (963, 83961), (1473, 54891), (1539, 52537), (2033, 39771), (2889, 27987), (4419, 18297), (6099, 13257), (8667, 9329)]