8765535681

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{140683}}^1$

素因数の和:140762

約数の個数: 48

約数和(自身を含む): 15450479616

約数和(自身を除く): 6684943935

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 161, 207, 301, 387, 483, 903, 989, 1449, 2709, 2967, 6923, 8901, 20769, 62307, 140683, 422049, 984781, 1266147, 2954343, 3235709, 6049369, 8863029, 9707127, 18148107, 22649963, 29121381, 42345583, 54444321, 67949889, 127036749, 139135487, 203849667, 381110247, 417406461, 973948409, 1252219383, 2921845227, 8765535681]

約数ペア:

[(1, 8765535681), (3, 2921845227), (7, 1252219383), (9, 973948409), (21, 417406461), (23, 381110247), (43, 203849667), (63, 139135487), (69, 127036749), (129, 67949889), (161, 54444321), (207, 42345583), (301, 29121381), (387, 22649963), (483, 18148107), (903, 9707127), (989, 8863029), (1449, 6049369), (2709, 3235709), (2967, 2954343), (6923, 1266147), (8901, 984781), (20769, 422049), (62307, 140683)]