1900494057

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8837}}^1$

素因数の和:8891

約数の個数: 64

約数和(自身を含む): 3393792000

約数和(自身を除く): 1493297943

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 343, 399, 539, 627, 931, 1029, 1463, 1617, 2793, 3773, 4389, 6517, 8837, 10241, 11319, 19551, 26511, 30723, 61859, 71687, 97207, 167903, 185577, 215061, 291621, 433013, 503709, 680449, 1175321, 1299039, 1846933, 2041347, 3031091, 3525963, 4763143, 5540799, 8227247, 9093273, 12928531, 14289429, 24681741, 33342001, 38785593, 57590729, 90499717, 100026003, 172772187, 271499151, 633498019, 1900494057]

約数ペア:

[(1, 1900494057), (3, 633498019), (7, 271499151), (11, 172772187), (19, 100026003), (21, 90499717), (33, 57590729), (49, 38785593), (57, 33342001), (77, 24681741), (133, 14289429), (147, 12928531), (209, 9093273), (231, 8227247), (343, 5540799), (399, 4763143), (539, 3525963), (627, 3031091), (931, 2041347), (1029, 1846933), (1463, 1299039), (1617, 1175321), (2793, 680449), (3773, 503709), (4389, 433013), (6517, 291621), (8837, 215061), (10241, 185577), (11319, 167903), (19551, 97207), (26511, 71687), (30723, 61859)]