About the Number

428925990

428925989 ← → 428925991

2進数表記:11001100100001110010000100110

漢数字表記:四億二千八百九十二万五千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 103 1 × 127 1 × 1093 1

素因数の和:1333
約数の個数: 64
約数和(自身を含む): 1048559616
約数和(自身を除く): 619633626

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 103, 127, 206, 254, 309, 381, 515, 618, 635, 762, 1030, 1093, 1270, 1545, 1905, 2186, 3090, 3279, 3810, 5465, 6558, 10930, 13081, 16395, 26162, 32790, 39243, 65405, 78486, 112579, 130810, 138811, 196215, 225158, 277622, 337737, 392430, 416433, 562895, 675474, 694055, 832866, 1125790, 1388110, 1688685, 2082165, 3377370, 4164330, 14297533, 28595066, 42892599, 71487665, 85785198, 142975330, 214462995, 428925990]

約数ペア:
[(1, 428925990), (2, 214462995), (3, 142975330), (5, 85785198), (6, 71487665), (10, 42892599), (15, 28595066), (30, 14297533), (103, 4164330), (127, 3377370), (206, 2082165), (254, 1688685), (309, 1388110), (381, 1125790), (515, 832866), (618, 694055), (635, 675474), (762, 562895), (1030, 416433), (1093, 392430), (1270, 337737), (1545, 277622), (1905, 225158), (2186, 196215), (3090, 138811), (3279, 130810), (3810, 112579), (5465, 78486), (6558, 65405), (10930, 39243), (13081, 32790), (16395, 26162)]

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