219711553

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{107}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 244889568

約数和(自身を除く): 25178015

約数列:

[1, 17, 43, 53, 107, 731, 901, 1819, 2279, 2809, 4601, 5671, 38743, 47753, 78217, 96407, 120787, 243853, 300563, 2053379, 4145501, 5109571, 12924209, 219711553]

約数ペア:

[(1, 219711553), (17, 12924209), (43, 5109571), (53, 4145501), (107, 2053379), (731, 300563), (901, 243853), (1819, 120787), (2279, 96407), (2809, 78217), (4601, 47753), (5671, 38743)]