About the Number

131990208

131990207 ← → 131990209

2進数表記:111110111100000001011000000

漢数字表記:一億三千百九十九万二百八

素因数分解:

2 6 × 3 1 × 7 1 × 98207 1

素因数の和:98229
約数の個数: 56
約数和(自身を含む): 399117312
約数和(自身を除く): 267127104

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 98207, 196414, 294621, 392828, 589242, 687449, 785656, 1178484, 1374898, 1571312, 2062347, 2356968, 2749796, 3142624, 4124694, 4713936, 5499592, 6285248, 8249388, 9427872, 10999184, 16498776, 18855744, 21998368, 32997552, 43996736, 65995104, 131990208]

約数ペア:
[(1, 131990208), (2, 65995104), (3, 43996736), (4, 32997552), (6, 21998368), (7, 18855744), (8, 16498776), (12, 10999184), (14, 9427872), (16, 8249388), (21, 6285248), (24, 5499592), (28, 4713936), (32, 4124694), (42, 3142624), (48, 2749796), (56, 2356968), (64, 2062347), (84, 1571312), (96, 1374898), (112, 1178484), (168, 785656), (192, 687449), (224, 589242), (336, 392828), (448, 294621), (672, 196414), (1344, 98207)]

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