85801905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 170636544

約数和(自身を除く): 84834639

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 421, 647, 1263, 1941, 2105, 2947, 3235, 3789, 4529, 5823, 6315, 8841, 9705, 13587, 14735, 18945, 22645, 26523, 29115, 40761, 44205, 67935, 132615, 203805, 272387, 817161, 1361935, 1906709, 2451483, 4085805, 5720127, 9533545, 12257415, 17160381, 28600635, 85801905]

約数ペア:

[(1, 85801905), (3, 28600635), (5, 17160381), (7, 12257415), (9, 9533545), (15, 5720127), (21, 4085805), (35, 2451483), (45, 1906709), (63, 1361935), (105, 817161), (315, 272387), (421, 203805), (647, 132615), (1263, 67935), (1941, 44205), (2105, 40761), (2947, 29115), (3235, 26523), (3789, 22645), (4529, 18945), (5823, 14735), (6315, 13587), (8841, 9705)]