311312217

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 435635200

約数和(自身を除く): 124322983

約数列:

[1, 3, 43, 67, 129, 181, 199, 201, 543, 597, 2881, 7783, 8557, 8643, 12127, 13333, 23349, 25671, 36019, 36381, 39999, 108057, 521461, 573319, 1548817, 1564383, 1719957, 2413273, 4646451, 7239819, 103770739, 311312217]

約数ペア:

[(1, 311312217), (3, 103770739), (43, 7239819), (67, 4646451), (129, 2413273), (181, 1719957), (199, 1564383), (201, 1548817), (543, 573319), (597, 521461), (2881, 108057), (7783, 39999), (8557, 36381), (8643, 36019), (12127, 25671), (13333, 23349)]