26649987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 46792704

約数和(自身を除く): 20142717

約数列:

[1, 3, 7, 13, 21, 31, 39, 47, 67, 91, 93, 141, 201, 217, 273, 329, 403, 469, 611, 651, 871, 987, 1209, 1407, 1457, 1833, 2077, 2613, 2821, 3149, 4277, 4371, 6097, 6231, 8463, 9447, 10199, 12831, 14539, 18291, 18941, 22043, 27001, 30597, 40937, 43617, 56823, 66129, 81003, 97619, 122811, 132587, 189007, 286559, 292857, 397761, 567021, 683333, 859677, 1269047, 2049999, 3807141, 8883329, 26649987]

約数ペア:

[(1, 26649987), (3, 8883329), (7, 3807141), (13, 2049999), (21, 1269047), (31, 859677), (39, 683333), (47, 567021), (67, 397761), (91, 292857), (93, 286559), (141, 189007), (201, 132587), (217, 122811), (273, 97619), (329, 81003), (403, 66129), (469, 56823), (611, 43617), (651, 40937), (871, 30597), (987, 27001), (1209, 22043), (1407, 18941), (1457, 18291), (1833, 14539), (2077, 12831), (2613, 10199), (2821, 9447), (3149, 8463), (4277, 6231), (4371, 6097)]