1993173

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 3360000

約数和(自身を除く): 1366827

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 149, 273, 343, 447, 637, 1029, 1043, 1911, 1937, 3129, 4459, 5811, 7301, 13377, 13559, 21903, 40677, 51107, 94913, 153321, 284739, 664391, 1993173]

約数ペア:

[(1, 1993173), (3, 664391), (7, 284739), (13, 153321), (21, 94913), (39, 51107), (49, 40677), (91, 21903), (147, 13559), (149, 13377), (273, 7301), (343, 5811), (447, 4459), (637, 3129), (1029, 1937), (1043, 1911)]