2831894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 32

約数和(自身を含む): 4989600

約数和(自身を除く): 2157706

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 149, 221, 298, 442, 559, 731, 1118, 1462, 1937, 2533, 3874, 5066, 6407, 9503, 12814, 19006, 32929, 65858, 83291, 108919, 166582, 217838, 1415947, 2831894]

約数ペア:

[(1, 2831894), (2, 1415947), (13, 217838), (17, 166582), (26, 108919), (34, 83291), (43, 65858), (86, 32929), (149, 19006), (221, 12814), (298, 9503), (442, 6407), (559, 5066), (731, 3874), (1118, 2533), (1462, 1937)]