About the Number

131691252

131691251 ← → 131691253

2進数表記:111110110010111001011110100

漢数字表記:一億三千百六十九万千二百五十二

素因数分解:

2 2 × 3 1 × 7 1 × 11 1 × 359 1 × 397 1

素因数の和:781
約数の個数: 96
約数和(自身を含む): 385136640
約数和(自身を除く): 253445388

約数列:
[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 359, 397, 462, 718, 794, 924, 1077, 1191, 1436, 1588, 2154, 2382, 2513, 2779, 3949, 4308, 4367, 4764, 5026, 5558, 7539, 7898, 8337, 8734, 10052, 11116, 11847, 13101, 15078, 15796, 16674, 17468, 23694, 26202, 27643, 30156, 30569, 33348, 47388, 52404, 55286, 61138, 82929, 91707, 110572, 122276, 142523, 165858, 183414, 285046, 331716, 366828, 427569, 570092, 855138, 997661, 1567753, 1710276, 1995322, 2992983, 3135506, 3990644, 4703259, 5985966, 6271012, 9406518, 10974271, 11971932, 18813036, 21948542, 32922813, 43897084, 65845626, 131691252]

約数ペア:
[(1, 131691252), (2, 65845626), (3, 43897084), (4, 32922813), (6, 21948542), (7, 18813036), (11, 11971932), (12, 10974271), (14, 9406518), (21, 6271012), (22, 5985966), (28, 4703259), (33, 3990644), (42, 3135506), (44, 2992983), (66, 1995322), (77, 1710276), (84, 1567753), (132, 997661), (154, 855138), (231, 570092), (308, 427569), (359, 366828), (397, 331716), (462, 285046), (718, 183414), (794, 165858), (924, 142523), (1077, 122276), (1191, 110572), (1436, 91707), (1588, 82929), (2154, 61138), (2382, 55286), (2513, 52404), (2779, 47388), (3949, 33348), (4308, 30569), (4367, 30156), (4764, 27643), (5026, 26202), (5558, 23694), (7539, 17468), (7898, 16674), (8337, 15796), (8734, 15078), (10052, 13101), (11116, 11847)]

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