213235544

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{1031}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 405699840

約数和(自身を除く): 192464296

約数列:

[1, 2, 4, 8, 103, 206, 251, 412, 502, 824, 1004, 1031, 2008, 2062, 4124, 8248, 25853, 51706, 103412, 106193, 206824, 212386, 258781, 424772, 517562, 849544, 1035124, 2070248, 26654443, 53308886, 106617772, 213235544]

約数ペア:

[(1, 213235544), (2, 106617772), (4, 53308886), (8, 26654443), (103, 2070248), (206, 1035124), (251, 849544), (412, 517562), (502, 424772), (824, 258781), (1004, 212386), (1031, 206824), (2008, 106193), (2062, 103412), (4124, 51706), (8248, 25853)]