85985991

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1567}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 155244544

約数和(自身を除く): 69258553

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 67, 91, 117, 201, 273, 469, 603, 819, 871, 1407, 1567, 2613, 4221, 4701, 6097, 7839, 10969, 14103, 18291, 20371, 32907, 54873, 61113, 98721, 104989, 142597, 183339, 314967, 427791, 734923, 944901, 1283373, 1364857, 2204769, 4094571, 6614307, 9553999, 12283713, 28661997, 85985991]

約数ペア:

[(1, 85985991), (3, 28661997), (7, 12283713), (9, 9553999), (13, 6614307), (21, 4094571), (39, 2204769), (63, 1364857), (67, 1283373), (91, 944901), (117, 734923), (201, 427791), (273, 314967), (469, 183339), (603, 142597), (819, 104989), (871, 98721), (1407, 61113), (1567, 54873), (2613, 32907), (4221, 20371), (4701, 18291), (6097, 14103), (7839, 10969)]