13678245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 27361152

約数和(自身を除く): 13682907

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 173, 251, 315, 519, 753, 865, 1211, 1255, 1557, 1757, 2259, 2595, 3633, 3765, 5271, 6055, 7785, 8785, 10899, 11295, 15813, 18165, 26355, 43423, 54495, 79065, 130269, 217115, 303961, 390807, 651345, 911883, 1519805, 1954035, 2735649, 4559415, 13678245]

約数ペア:

[(1, 13678245), (3, 4559415), (5, 2735649), (7, 1954035), (9, 1519805), (15, 911883), (21, 651345), (35, 390807), (45, 303961), (63, 217115), (105, 130269), (173, 79065), (251, 54495), (315, 43423), (519, 26355), (753, 18165), (865, 15813), (1211, 11295), (1255, 10899), (1557, 8785), (1757, 7785), (2259, 6055), (2595, 5271), (3633, 3765)]