28262007

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 45043200

約数和(自身を除く): 16781193

約数列:

[1, 3, 9, 17, 27, 51, 67, 153, 201, 459, 603, 919, 1139, 1809, 2757, 3417, 8271, 10251, 15623, 24813, 30753, 46869, 61573, 140607, 184719, 421821, 554157, 1046741, 1662471, 3140223, 9420669, 28262007]

約数ペア:

[(1, 28262007), (3, 9420669), (9, 3140223), (17, 1662471), (27, 1046741), (51, 554157), (67, 421821), (153, 184719), (201, 140607), (459, 61573), (603, 46869), (919, 30753), (1139, 24813), (1809, 15623), (2757, 10251), (3417, 8271)]