1221304884

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 2986306176

約数和(自身を除く): 1765001292

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 97, 123, 157, 163, 164, 194, 246, 291, 314, 326, 388, 471, 489, 492, 582, 628, 652, 942, 978, 1164, 1884, 1956, 3977, 6437, 6683, 7954, 11931, 12874, 13366, 15229, 15811, 15908, 19311, 20049, 23862, 25591, 25748, 26732, 30458, 31622, 38622, 40098, 45687, 47433, 47724, 51182, 60916, 63244, 76773, 77244, 80196, 91374, 94866, 102364, 153546, 182748, 189732, 307092, 624389, 648251, 1049231, 1248778, 1296502, 1873167, 1944753, 2098462, 2482327, 2497556, 2593004, 3147693, 3746334, 3889506, 4196924, 4964654, 6295386, 7446981, 7492668, 7779012, 9929308, 12590772, 14893962, 29787924, 101775407, 203550814, 305326221, 407101628, 610652442, 1221304884]

約数ペア:

[(1, 1221304884), (2, 610652442), (3, 407101628), (4, 305326221), (6, 203550814), (12, 101775407), (41, 29787924), (82, 14893962), (97, 12590772), (123, 9929308), (157, 7779012), (163, 7492668), (164, 7446981), (194, 6295386), (246, 4964654), (291, 4196924), (314, 3889506), (326, 3746334), (388, 3147693), (471, 2593004), (489, 2497556), (492, 2482327), (582, 2098462), (628, 1944753), (652, 1873167), (942, 1296502), (978, 1248778), (1164, 1049231), (1884, 648251), (1956, 624389), (3977, 307092), (6437, 189732), (6683, 182748), (7954, 153546), (11931, 102364), (12874, 94866), (13366, 91374), (15229, 80196), (15811, 77244), (15908, 76773), (19311, 63244), (20049, 60916), (23862, 51182), (25591, 47724), (25748, 47433), (26732, 45687), (30458, 40098), (31622, 38622)]