About the Number

172872014

172872013 ← → 172872015

2進数表記:1010010011011101000101001110

漢数字表記:一億七千二百八十七万二千十四

素因数分解:

2 1 × 7 1 × 17 1 × 181 1 × 4013 1

素因数の和:4220
約数の個数: 32
約数和(自身を含む): 315596736
約数和(自身を除く): 142724722

約数列:
[1, 2, 7, 14, 17, 34, 119, 181, 238, 362, 1267, 2534, 3077, 4013, 6154, 8026, 21539, 28091, 43078, 56182, 68221, 136442, 477547, 726353, 955094, 1452706, 5084471, 10168942, 12348001, 24696002, 86436007, 172872014]

約数ペア:
[(1, 172872014), (2, 86436007), (7, 24696002), (14, 12348001), (17, 10168942), (34, 5084471), (119, 1452706), (181, 955094), (238, 726353), (362, 477547), (1267, 136442), (2534, 68221), (3077, 56182), (4013, 43078), (6154, 28091), (8026, 21539)]

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