12257115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 9031845

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 239, 263, 717, 789, 1195, 1315, 3107, 3419, 3585, 3945, 9321, 10257, 15535, 17095, 46605, 51285, 62857, 188571, 314285, 817141, 942855, 2451423, 4085705, 12257115]

約数ペア:

[(1, 12257115), (3, 4085705), (5, 2451423), (13, 942855), (15, 817141), (39, 314285), (65, 188571), (195, 62857), (239, 51285), (263, 46605), (717, 17095), (789, 15535), (1195, 10257), (1315, 9321), (3107, 3945), (3419, 3585)]