83945295

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 171770880

約数和(自身を除く): 87825585

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 211, 315, 421, 633, 945, 1055, 1263, 1477, 1899, 2105, 2947, 3165, 3789, 4431, 5697, 6315, 7385, 8841, 9495, 11367, 13293, 14735, 18945, 22155, 26523, 28485, 39879, 44205, 56835, 66465, 79569, 88831, 132615, 199395, 266493, 397845, 444155, 621817, 799479, 1332465, 1865451, 2398437, 3109085, 3997395, 5596353, 9327255, 11992185, 16789059, 27981765, 83945295]

約数ペア:

[(1, 83945295), (3, 27981765), (5, 16789059), (7, 11992185), (9, 9327255), (15, 5596353), (21, 3997395), (27, 3109085), (35, 2398437), (45, 1865451), (63, 1332465), (105, 799479), (135, 621817), (189, 444155), (211, 397845), (315, 266493), (421, 199395), (633, 132615), (945, 88831), (1055, 79569), (1263, 66465), (1477, 56835), (1899, 44205), (2105, 39879), (2947, 28485), (3165, 26523), (3789, 22155), (4431, 18945), (5697, 14735), (6315, 13293), (7385, 11367), (8841, 9495)]