890353917

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{557}}^1\times {\mathrm{811}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 1341164160

約数和(自身を除く): 450810243

約数列:

[1, 3, 9, 27, 73, 219, 557, 657, 811, 1671, 1971, 2433, 5013, 7299, 15039, 21897, 40661, 59203, 121983, 177609, 365949, 451727, 532827, 1097847, 1355181, 1598481, 4065543, 12196629, 32976071, 98928213, 296784639, 890353917]

約数ペア:

[(1, 890353917), (3, 296784639), (9, 98928213), (27, 32976071), (73, 12196629), (219, 4065543), (557, 1598481), (657, 1355181), (811, 1097847), (1671, 532827), (1971, 451727), (2433, 365949), (5013, 177609), (7299, 121983), (15039, 59203), (21897, 40661)]