About the Number

131139288

131139287 ← → 131139289

2進数表記:111110100010000011011011000

漢数字表記:一億三千百十三万九千二百八十八

素因数分解:

2 3 × 3 2 × 7 2 × 37171 1

素因数の和:37197
約数の個数: 72
約数和(自身を含む): 413166780
約数和(自身を除く): 282027492

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 37171, 74342, 111513, 148684, 223026, 260197, 297368, 334539, 446052, 520394, 669078, 780591, 892104, 1040788, 1338156, 1561182, 1821379, 2081576, 2341773, 2676312, 3122364, 3642758, 4683546, 5464137, 6244728, 7285516, 9367092, 10928274, 14571032, 16392411, 18734184, 21856548, 32784822, 43713096, 65569644, 131139288]

約数ペア:
[(1, 131139288), (2, 65569644), (3, 43713096), (4, 32784822), (6, 21856548), (7, 18734184), (8, 16392411), (9, 14571032), (12, 10928274), (14, 9367092), (18, 7285516), (21, 6244728), (24, 5464137), (28, 4683546), (36, 3642758), (42, 3122364), (49, 2676312), (56, 2341773), (63, 2081576), (72, 1821379), (84, 1561182), (98, 1338156), (126, 1040788), (147, 892104), (168, 780591), (196, 669078), (252, 520394), (294, 446052), (392, 334539), (441, 297368), (504, 260197), (588, 223026), (882, 148684), (1176, 111513), (1764, 74342), (3528, 37171)]

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