About the Number

202428729

202428728 ← → 202428730

2進数表記:1100000100001101000100111001

漢数字表記:二億二百四十二万八千七百二十九

素因数分解:

3 2 × 29 1 × 31 1 × 127 1 × 197 1

素因数の和:390
約数の個数: 48
約数和(自身を含む): 316293120
約数和(自身を除く): 113864391

約数列:
[1, 3, 9, 29, 31, 87, 93, 127, 197, 261, 279, 381, 591, 899, 1143, 1773, 2697, 3683, 3937, 5713, 6107, 8091, 11049, 11811, 17139, 18321, 25019, 33147, 35433, 51417, 54963, 75057, 114173, 177103, 225171, 342519, 531309, 725551, 775589, 1027557, 1593927, 2176653, 2326767, 6529959, 6980301, 22492081, 67476243, 202428729]

約数ペア:
[(1, 202428729), (3, 67476243), (9, 22492081), (29, 6980301), (31, 6529959), (87, 2326767), (93, 2176653), (127, 1593927), (197, 1027557), (261, 775589), (279, 725551), (381, 531309), (591, 342519), (899, 225171), (1143, 177103), (1773, 114173), (2697, 75057), (3683, 54963), (3937, 51417), (5713, 35433), (6107, 33147), (8091, 25019), (11049, 18321), (11811, 17139)]

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