15661233055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{557}}^1\times {\mathrm{881}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 20339823168

約数和(自身を除く): 4678590113

約数列:

[1, 5, 13, 65, 491, 557, 881, 2455, 2785, 4405, 6383, 7241, 11453, 31915, 36205, 57265, 273487, 432571, 490717, 1367435, 2162855, 2453585, 3555331, 5623423, 6379321, 17776655, 28117115, 31896605, 240942047, 1204710235, 3132246611, 15661233055]

約数ペア:

[(1, 15661233055), (5, 3132246611), (13, 1204710235), (65, 240942047), (491, 31896605), (557, 28117115), (881, 17776655), (2455, 6379321), (2785, 5623423), (4405, 3555331), (6383, 2453585), (7241, 2162855), (11453, 1367435), (31915, 490717), (36205, 432571), (57265, 273487)]