16005015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 30270240

約数和(自身を除く): 14265225

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 109, 117, 195, 251, 327, 545, 585, 753, 981, 1255, 1417, 1635, 2259, 3263, 3765, 4251, 4905, 7085, 9789, 11295, 12753, 16315, 21255, 27359, 29367, 48945, 63765, 82077, 136795, 146835, 246231, 355667, 410385, 1067001, 1231155, 1778335, 3201003, 5335005, 16005015]

約数ペア:

[(1, 16005015), (3, 5335005), (5, 3201003), (9, 1778335), (13, 1231155), (15, 1067001), (39, 410385), (45, 355667), (65, 246231), (109, 146835), (117, 136795), (195, 82077), (251, 63765), (327, 48945), (545, 29367), (585, 27359), (753, 21255), (981, 16315), (1255, 12753), (1417, 11295), (1635, 9789), (2259, 7085), (3263, 4905), (3765, 4251)]