213577388

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{2803}}^1$

素因数の和:3293

約数の個数: 24

約数和(自身を含む): 383452608

約数和(自身を除く): 169875220

約数列:

[1, 2, 4, 43, 86, 172, 443, 886, 1772, 2803, 5606, 11212, 19049, 38098, 76196, 120529, 241058, 482116, 1241729, 2483458, 4966916, 53394347, 106788694, 213577388]

約数ペア:

[(1, 213577388), (2, 106788694), (4, 53394347), (43, 4966916), (86, 2483458), (172, 1241729), (443, 482116), (886, 241058), (1772, 120529), (2803, 76196), (5606, 38098), (11212, 19049)]