2783707521

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1\times {\mathrm{2741}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 4286469888

約数和(自身を除く): 1502762367

約数列:

[1, 3, 7, 21, 137, 353, 411, 959, 1059, 2471, 2741, 2877, 7413, 8223, 19187, 48361, 57561, 145083, 338527, 375517, 967573, 1015581, 1126551, 2628619, 2902719, 6773011, 7885857, 20319033, 132557501, 397672503, 927902507, 2783707521]

約数ペア:

[(1, 2783707521), (3, 927902507), (7, 397672503), (21, 132557501), (137, 20319033), (353, 7885857), (411, 6773011), (959, 2902719), (1059, 2628619), (2471, 1126551), (2741, 1015581), (2877, 967573), (7413, 375517), (8223, 338527), (19187, 145083), (48361, 57561)]