About the Number

201231156

201231155 ← → 201231157

2進数表記:1011111111101000101100110100

漢数字表記:二億百二十三万千百五十六

素因数分解:

2 2 × 3 1 × 7 1 × 97 1 × 24697 1

素因数の和:24808
約数の個数: 48
約数和(自身を含む): 542170496
約数和(自身を除く): 340939340

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2716, 4074, 8148, 24697, 49394, 74091, 98788, 148182, 172879, 296364, 345758, 518637, 691516, 1037274, 2074548, 2395609, 4791218, 7186827, 9582436, 14373654, 16769263, 28747308, 33538526, 50307789, 67077052, 100615578, 201231156]

約数ペア:
[(1, 201231156), (2, 100615578), (3, 67077052), (4, 50307789), (6, 33538526), (7, 28747308), (12, 16769263), (14, 14373654), (21, 9582436), (28, 7186827), (42, 4791218), (84, 2395609), (97, 2074548), (194, 1037274), (291, 691516), (388, 518637), (582, 345758), (679, 296364), (1164, 172879), (1358, 148182), (2037, 98788), (2716, 74091), (4074, 49394), (8148, 24697)]

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