12689235

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 24024000

約数和(自身を除く): 11334765

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 109, 117, 195, 199, 327, 545, 585, 597, 981, 995, 1417, 1635, 1791, 2587, 2985, 4251, 4905, 7085, 7761, 8955, 12753, 12935, 21255, 21691, 23283, 38805, 63765, 65073, 108455, 116415, 195219, 281983, 325365, 845949, 976095, 1409915, 2537847, 4229745, 12689235]

約数ペア:

[(1, 12689235), (3, 4229745), (5, 2537847), (9, 1409915), (13, 976095), (15, 845949), (39, 325365), (45, 281983), (65, 195219), (109, 116415), (117, 108455), (195, 65073), (199, 63765), (327, 38805), (545, 23283), (585, 21691), (597, 21255), (981, 12935), (995, 12753), (1417, 8955), (1635, 7761), (1791, 7085), (2587, 4905), (2985, 4251)]