262816407

素因数分解:

$3^5\times 7^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 452221952

約数和(自身を除く): 189405545

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 367, 421, 567, 1101, 1263, 1701, 2569, 2947, 3303, 3789, 7707, 8841, 9909, 11367, 23121, 26523, 29727, 34101, 69363, 79569, 89181, 102303, 154507, 208089, 238707, 463521, 624267, 716121, 1081549, 1390563, 3244647, 4171689, 9733941, 12515067, 29201823, 37545201, 87605469, 262816407]

約数ペア:

[(1, 262816407), (3, 87605469), (7, 37545201), (9, 29201823), (21, 12515067), (27, 9733941), (63, 4171689), (81, 3244647), (189, 1390563), (243, 1081549), (367, 716121), (421, 624267), (567, 463521), (1101, 238707), (1263, 208089), (1701, 154507), (2569, 102303), (2947, 89181), (3303, 79569), (3789, 69363), (7707, 34101), (8841, 29727), (9909, 26523), (11367, 23121)]