128540601

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 231948288

約数和(自身を除く): 103407687

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 71, 81, 93, 103, 189, 213, 217, 279, 309, 497, 567, 639, 651, 721, 837, 927, 1491, 1917, 1953, 2163, 2201, 2511, 2781, 3193, 4473, 5751, 5859, 6489, 6603, 7313, 8343, 9579, 13419, 15407, 17577, 19467, 19809, 21939, 22351, 28737, 40257, 46221, 51191, 58401, 59427, 65817, 67053, 86211, 138663, 153573, 178281, 197451, 201159, 226703, 258633, 415989, 460719, 592353, 603477, 680109, 1247967, 1382157, 1586921, 1810431, 2040327, 4146471, 4760763, 6120981, 14282289, 18362943, 42846867, 128540601]

約数ペア:

[(1, 128540601), (3, 42846867), (7, 18362943), (9, 14282289), (21, 6120981), (27, 4760763), (31, 4146471), (63, 2040327), (71, 1810431), (81, 1586921), (93, 1382157), (103, 1247967), (189, 680109), (213, 603477), (217, 592353), (279, 460719), (309, 415989), (497, 258633), (567, 226703), (639, 201159), (651, 197451), (721, 178281), (837, 153573), (927, 138663), (1491, 86211), (1917, 67053), (1953, 65817), (2163, 59427), (2201, 58401), (2511, 51191), (2781, 46221), (3193, 40257), (4473, 28737), (5751, 22351), (5859, 21939), (6489, 19809), (6603, 19467), (7313, 17577), (8343, 15407), (9579, 13419)]