131485185

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5294

約数の個数: 48

約数和(自身を含む): 251194944

約数和(自身を除く): 119709759

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 5227, 8385, 15681, 25155, 26135, 47043, 67951, 78405, 203853, 224761, 235215, 339755, 611559, 674283, 1019265, 1123805, 2022849, 2921893, 3057795, 3371415, 8765679, 10114245, 14609465, 26297037, 43828395, 131485185]

約数ペア:

[(1, 131485185), (3, 43828395), (5, 26297037), (9, 14609465), (13, 10114245), (15, 8765679), (39, 3371415), (43, 3057795), (45, 2921893), (65, 2022849), (117, 1123805), (129, 1019265), (195, 674283), (215, 611559), (387, 339755), (559, 235215), (585, 224761), (645, 203853), (1677, 78405), (1935, 67951), (2795, 47043), (5031, 26135), (5227, 25155), (8385, 15681)]