About the Number

201247228

201247227 ← → 201247229

2進数表記:1011111111101100100111111100

漢数字表記:二億百二十四万七千二百二十八

素因数分解:

2 2 × 7 1 × 13 2 × 71 1 × 599 1

素因数の和:707
約数の個数: 72
約数和(自身を含む): 442713600
約数和(自身を除く): 241466372

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 169, 182, 284, 338, 364, 497, 599, 676, 923, 994, 1183, 1198, 1846, 1988, 2366, 2396, 3692, 4193, 4732, 6461, 7787, 8386, 11999, 12922, 15574, 16772, 23998, 25844, 31148, 42529, 47996, 54509, 83993, 85058, 101231, 109018, 167986, 170116, 202462, 218036, 297703, 335972, 404924, 552877, 595406, 708617, 1105754, 1190812, 1417234, 2211508, 2834468, 3870139, 7187401, 7740278, 14374802, 15480556, 28749604, 50311807, 100623614, 201247228]

約数ペア:
[(1, 201247228), (2, 100623614), (4, 50311807), (7, 28749604), (13, 15480556), (14, 14374802), (26, 7740278), (28, 7187401), (52, 3870139), (71, 2834468), (91, 2211508), (142, 1417234), (169, 1190812), (182, 1105754), (284, 708617), (338, 595406), (364, 552877), (497, 404924), (599, 335972), (676, 297703), (923, 218036), (994, 202462), (1183, 170116), (1198, 167986), (1846, 109018), (1988, 101231), (2366, 85058), (2396, 83993), (3692, 54509), (4193, 47996), (4732, 42529), (6461, 31148), (7787, 25844), (8386, 23998), (11999, 16772), (12922, 15574)]

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