87084543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 152821760

約数和(自身を除く): 65737217

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 103, 133, 163, 247, 273, 309, 399, 489, 721, 741, 1141, 1339, 1729, 1957, 2119, 2163, 3097, 3423, 4017, 5187, 5871, 6357, 9291, 9373, 13699, 14833, 16789, 21679, 25441, 28119, 40261, 41097, 44499, 50367, 65037, 76323, 117523, 120783, 178087, 218257, 281827, 318991, 352569, 534261, 654771, 845481, 956973, 1527799, 2232937, 4146883, 4583397, 6698811, 12440649, 29028181, 87084543]

約数ペア:

[(1, 87084543), (3, 29028181), (7, 12440649), (13, 6698811), (19, 4583397), (21, 4146883), (39, 2232937), (57, 1527799), (91, 956973), (103, 845481), (133, 654771), (163, 534261), (247, 352569), (273, 318991), (309, 281827), (399, 218257), (489, 178087), (721, 120783), (741, 117523), (1141, 76323), (1339, 65037), (1729, 50367), (1957, 44499), (2119, 41097), (2163, 40261), (3097, 28119), (3423, 25441), (4017, 21679), (5187, 16789), (5871, 14833), (6357, 13699), (9291, 9373)]