About the Number

221449540

221449539 ← → 221449541

2進数表記:1101001100110000110101000100

漢数字表記:二億二千百四十四万九千五百四十

素因数分解:

2 2 × 5 1 × 13 1 × 137 1 × 6217 1

素因数の和:6376
約数の個数: 48
約数和(自身を含む): 504553392
約数和(自身を除く): 283103852

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 6217, 7124, 8905, 12434, 17810, 24868, 31085, 35620, 62170, 80821, 124340, 161642, 323284, 404105, 808210, 851729, 1616420, 1703458, 3406916, 4258645, 8517290, 11072477, 17034580, 22144954, 44289908, 55362385, 110724770, 221449540]

約数ペア:
[(1, 221449540), (2, 110724770), (4, 55362385), (5, 44289908), (10, 22144954), (13, 17034580), (20, 11072477), (26, 8517290), (52, 4258645), (65, 3406916), (130, 1703458), (137, 1616420), (260, 851729), (274, 808210), (548, 404105), (685, 323284), (1370, 161642), (1781, 124340), (2740, 80821), (3562, 62170), (6217, 35620), (7124, 31085), (8905, 24868), (12434, 17810)]

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