12885353089

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1\times {\mathrm{727}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 15481589760

約数和(自身を除く): 2596236671

約数列:

[1, 7, 23, 161, 283, 389, 727, 1981, 2723, 5089, 6509, 8947, 16721, 45563, 62629, 110087, 117047, 205741, 282803, 770609, 1440187, 1979621, 2532001, 4732043, 6504469, 17724007, 33124301, 45531283, 80033249, 560232743, 1840764727, 12885353089]

約数ペア:

[(1, 12885353089), (7, 1840764727), (23, 560232743), (161, 80033249), (283, 45531283), (389, 33124301), (727, 17724007), (1981, 6504469), (2723, 4732043), (5089, 2532001), (6509, 1979621), (8947, 1440187), (16721, 770609), (45563, 282803), (62629, 205741), (110087, 117047)]