206490687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7243}}^1$

素因数の和:7319

約数の個数: 32

約数和(自身を含む): 321285888

約数和(自身を除く): 114795201

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 559, 663, 731, 1677, 2193, 7243, 9503, 21729, 28509, 94159, 123131, 282477, 311449, 369393, 934347, 1600703, 4048837, 4802109, 5294633, 12146511, 15883899, 68830229, 206490687]

約数ペア:

[(1, 206490687), (3, 68830229), (13, 15883899), (17, 12146511), (39, 5294633), (43, 4802109), (51, 4048837), (129, 1600703), (221, 934347), (559, 369393), (663, 311449), (731, 282477), (1677, 123131), (2193, 94159), (7243, 28509), (9503, 21729)]