About the Number

131897472

131897471 ← → 131897473

2進数表記:111110111001001100010000000

漢数字表記:一億三千百八十九万七千四百七十二

素因数分解:

2 7 × 3 1 × 7 1 × 49069 1

素因数の和:49093
約数の個数: 64
約数和(自身を含む): 400411200
約数和(自身を除く): 268513728

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 49069, 98138, 147207, 196276, 294414, 343483, 392552, 588828, 686966, 785104, 1030449, 1177656, 1373932, 1570208, 2060898, 2355312, 2747864, 3140416, 4121796, 4710624, 5495728, 6280832, 8243592, 9421248, 10991456, 16487184, 18842496, 21982912, 32974368, 43965824, 65948736, 131897472]

約数ペア:
[(1, 131897472), (2, 65948736), (3, 43965824), (4, 32974368), (6, 21982912), (7, 18842496), (8, 16487184), (12, 10991456), (14, 9421248), (16, 8243592), (21, 6280832), (24, 5495728), (28, 4710624), (32, 4121796), (42, 3140416), (48, 2747864), (56, 2355312), (64, 2060898), (84, 1570208), (96, 1373932), (112, 1177656), (128, 1030449), (168, 785104), (192, 686966), (224, 588828), (336, 392552), (384, 343483), (448, 294414), (672, 196276), (896, 147207), (1344, 98138), (2688, 49069)]

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