2565861207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 4306283520

約数和(自身を除く): 1740422313

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 241, 273, 413, 661, 723, 767, 1239, 1687, 1983, 2301, 3133, 4627, 5061, 5369, 8593, 9399, 13881, 14219, 16107, 21931, 25779, 38999, 42657, 60151, 65793, 99533, 116997, 159301, 180453, 184847, 272993, 298599, 477903, 506987, 554541, 818979, 1115107, 1293929, 1520961, 2070913, 3345321, 3548909, 3881787, 6212739, 9398759, 10646727, 14496391, 28196277, 43489173, 65791313, 122183867, 197373939, 366551601, 855287069, 2565861207]

約数ペア:

[(1, 2565861207), (3, 855287069), (7, 366551601), (13, 197373939), (21, 122183867), (39, 65791313), (59, 43489173), (91, 28196277), (177, 14496391), (241, 10646727), (273, 9398759), (413, 6212739), (661, 3881787), (723, 3548909), (767, 3345321), (1239, 2070913), (1687, 1520961), (1983, 1293929), (2301, 1115107), (3133, 818979), (4627, 554541), (5061, 506987), (5369, 477903), (8593, 298599), (9399, 272993), (13881, 184847), (14219, 180453), (16107, 159301), (21931, 116997), (25779, 99533), (38999, 65793), (42657, 60151)]