215538543

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 152179857

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 139, 207, 227, 253, 297, 417, 621, 681, 759, 1251, 1529, 2043, 2277, 2497, 3197, 3753, 4587, 5221, 6129, 6831, 7491, 9591, 13761, 15663, 22473, 28773, 31553, 35167, 41283, 46989, 57431, 67419, 86319, 94659, 105501, 140967, 172293, 283977, 316503, 347083, 516879, 725719, 851931, 949509, 1041249, 1550637, 2177157, 3123747, 6531471, 7982909, 9371241, 19594413, 23948727, 71846181, 215538543]

約数ペア:

[(1, 215538543), (3, 71846181), (9, 23948727), (11, 19594413), (23, 9371241), (27, 7982909), (33, 6531471), (69, 3123747), (99, 2177157), (139, 1550637), (207, 1041249), (227, 949509), (253, 851931), (297, 725719), (417, 516879), (621, 347083), (681, 316503), (759, 283977), (1251, 172293), (1529, 140967), (2043, 105501), (2277, 94659), (2497, 86319), (3197, 67419), (3753, 57431), (4587, 46989), (5221, 41283), (6129, 35167), (6831, 31553), (7491, 28773), (9591, 22473), (13761, 15663)]