13130865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 25474176

約数和(自身を除く): 12343311

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 647, 1353, 1845, 1941, 2255, 3235, 4059, 5823, 6765, 7117, 9705, 20295, 21351, 26527, 29115, 35585, 64053, 79581, 106755, 132635, 238743, 291797, 320265, 397905, 875391, 1193715, 1458985, 2626173, 4376955, 13130865]

約数ペア:

[(1, 13130865), (3, 4376955), (5, 2626173), (9, 1458985), (11, 1193715), (15, 875391), (33, 397905), (41, 320265), (45, 291797), (55, 238743), (99, 132635), (123, 106755), (165, 79581), (205, 64053), (369, 35585), (451, 29115), (495, 26527), (615, 21351), (647, 20295), (1353, 9705), (1845, 7117), (1941, 6765), (2255, 5823), (3235, 4059)]