208065663

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 334029696

約数和(自身を除く): 125964033

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 157, 241, 423, 471, 611, 723, 1413, 1833, 2041, 2169, 3133, 5499, 6123, 7379, 9399, 11327, 18369, 22137, 28197, 33981, 37837, 66411, 95927, 101943, 113511, 147251, 287781, 340533, 441753, 491881, 863343, 1325259, 1475643, 1778339, 4426929, 5335017, 16005051, 23118407, 69355221, 208065663]

約数ペア:

[(1, 208065663), (3, 69355221), (9, 23118407), (13, 16005051), (39, 5335017), (47, 4426929), (117, 1778339), (141, 1475643), (157, 1325259), (241, 863343), (423, 491881), (471, 441753), (611, 340533), (723, 287781), (1413, 147251), (1833, 113511), (2041, 101943), (2169, 95927), (3133, 66411), (5499, 37837), (6123, 33981), (7379, 28197), (9399, 22137), (11327, 18369)]