1555136444

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 2876428800

約数和(自身を除く): 1321292356

約数列:

[1, 2, 4, 23, 46, 92, 173, 199, 346, 398, 491, 692, 796, 982, 1964, 3979, 4577, 7958, 9154, 11293, 15916, 18308, 22586, 34427, 45172, 68854, 84943, 97709, 137708, 169886, 195418, 339772, 390836, 791821, 1583642, 1953689, 2247307, 3167284, 3907378, 4494614, 7814756, 8989228, 16903657, 33807314, 67614628, 388784111, 777568222, 1555136444]

約数ペア:

[(1, 1555136444), (2, 777568222), (4, 388784111), (23, 67614628), (46, 33807314), (92, 16903657), (173, 8989228), (199, 7814756), (346, 4494614), (398, 3907378), (491, 3167284), (692, 2247307), (796, 1953689), (982, 1583642), (1964, 791821), (3979, 390836), (4577, 339772), (7958, 195418), (9154, 169886), (11293, 137708), (15916, 97709), (18308, 84943), (22586, 68854), (34427, 45172)]