About the Number

313128530

313128529 ← → 313128531

2進数表記:10010101010011111011001010010

漢数字表記:三億千三百十二万八千五百三十

素因数分解:

2 1 × 5 1 × 11 1 × 13 1 × 218971 1

素因数の和:219002
約数の個数: 32
約数和(自身を含む): 662171328
約数和(自身を除く): 349042798

約数列:
[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 218971, 437942, 1094855, 2189710, 2408681, 2846623, 4817362, 5693246, 12043405, 14233115, 24086810, 28466230, 31312853, 62625706, 156564265, 313128530]

約数ペア:
[(1, 313128530), (2, 156564265), (5, 62625706), (10, 31312853), (11, 28466230), (13, 24086810), (22, 14233115), (26, 12043405), (55, 5693246), (65, 4817362), (110, 2846623), (130, 2408681), (143, 2189710), (286, 1094855), (715, 437942), (1430, 218971)]

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