40939353

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 76477128

約数和(自身を除く): 35537775

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 193, 259, 273, 333, 441, 481, 579, 637, 777, 819, 1351, 1443, 1737, 1813, 1911, 2331, 2509, 3367, 4053, 4329, 5439, 5733, 7141, 7527, 9457, 10101, 12159, 16317, 17563, 21423, 22581, 23569, 28371, 30303, 49987, 52689, 64269, 70707, 85113, 92833, 122941, 149961, 158067, 212121, 278499, 349909, 368823, 449883, 649831, 835497, 1049727, 1106469, 1949493, 3149181, 4548817, 5848479, 13646451, 40939353]

約数ペア:

[(1, 40939353), (3, 13646451), (7, 5848479), (9, 4548817), (13, 3149181), (21, 1949493), (37, 1106469), (39, 1049727), (49, 835497), (63, 649831), (91, 449883), (111, 368823), (117, 349909), (147, 278499), (193, 212121), (259, 158067), (273, 149961), (333, 122941), (441, 92833), (481, 85113), (579, 70707), (637, 64269), (777, 52689), (819, 49987), (1351, 30303), (1443, 28371), (1737, 23569), (1813, 22581), (1911, 21423), (2331, 17563), (2509, 16317), (3367, 12159), (4053, 10101), (4329, 9457), (5439, 7527), (5733, 7141)]