28609434

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 72914400

約数和(自身を除く): 44304966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 163, 199, 294, 326, 398, 441, 489, 597, 882, 978, 1141, 1194, 1393, 1467, 1791, 2282, 2786, 2934, 3423, 3582, 4179, 6846, 7987, 8358, 9751, 10269, 12537, 15974, 19502, 20538, 23961, 25074, 29253, 32437, 47922, 58506, 64874, 71883, 87759, 97311, 143766, 175518, 194622, 227059, 291933, 454118, 583866, 681177, 1362354, 1589413, 2043531, 3178826, 4087062, 4768239, 9536478, 14304717, 28609434]

約数ペア:

[(1, 28609434), (2, 14304717), (3, 9536478), (6, 4768239), (7, 4087062), (9, 3178826), (14, 2043531), (18, 1589413), (21, 1362354), (42, 681177), (49, 583866), (63, 454118), (98, 291933), (126, 227059), (147, 194622), (163, 175518), (199, 143766), (294, 97311), (326, 87759), (398, 71883), (441, 64874), (489, 58506), (597, 47922), (882, 32437), (978, 29253), (1141, 25074), (1194, 23961), (1393, 20538), (1467, 19502), (1791, 15974), (2282, 12537), (2786, 10269), (2934, 9751), (3423, 8358), (3582, 7987), (4179, 6846)]