66745112

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16787}}^1$

素因数の和:16871

約数の個数: 32

約数和(自身を含む): 145048320

約数和(自身を除く): 78303208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 16787, 33574, 67148, 117509, 134296, 235018, 470036, 940072, 1191877, 2383754, 4767508, 8343139, 9535016, 16686278, 33372556, 66745112]

約数ペア:

[(1, 66745112), (2, 33372556), (4, 16686278), (7, 9535016), (8, 8343139), (14, 4767508), (28, 2383754), (56, 1191877), (71, 940072), (142, 470036), (284, 235018), (497, 134296), (568, 117509), (994, 67148), (1988, 33574), (3976, 16787)]