163965321

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 276344640

約数和(自身を除く): 112379319

約数列:

[1, 3, 9, 13, 23, 39, 43, 69, 109, 117, 129, 169, 207, 299, 327, 387, 507, 559, 897, 981, 989, 1417, 1521, 1677, 2507, 2691, 2967, 3887, 4251, 4687, 5031, 7267, 7521, 8901, 11661, 12753, 12857, 14061, 18421, 21801, 22563, 32591, 34983, 38571, 42183, 55263, 60931, 65403, 97773, 107801, 115713, 165789, 167141, 182793, 293319, 323403, 423683, 501423, 548379, 792103, 970209, 1271049, 1401413, 1504269, 2376309, 3813147, 4204239, 7128927, 12612717, 18218369, 54655107, 163965321]

約数ペア:

[(1, 163965321), (3, 54655107), (9, 18218369), (13, 12612717), (23, 7128927), (39, 4204239), (43, 3813147), (69, 2376309), (109, 1504269), (117, 1401413), (129, 1271049), (169, 970209), (207, 792103), (299, 548379), (327, 501423), (387, 423683), (507, 323403), (559, 293319), (897, 182793), (981, 167141), (989, 165789), (1417, 115713), (1521, 107801), (1677, 97773), (2507, 65403), (2691, 60931), (2967, 55263), (3887, 42183), (4251, 38571), (4687, 34983), (5031, 32591), (7267, 22563), (7521, 21801), (8901, 18421), (11661, 14061), (12753, 12857)]