205086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 495360

約数和(自身を除く): 290274

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 257, 266, 399, 514, 771, 798, 1542, 1799, 3598, 4883, 5397, 9766, 10794, 14649, 29298, 34181, 68362, 102543, 205086]

約数ペア:

[(1, 205086), (2, 102543), (3, 68362), (6, 34181), (7, 29298), (14, 14649), (19, 10794), (21, 9766), (38, 5397), (42, 4883), (57, 3598), (114, 1799), (133, 1542), (257, 798), (266, 771), (399, 514)]