About the Number

139247388

139247387 ← → 139247389

2進数表記:1000010011001011111100011100

漢数字表記:一億三千九百二十四万七千三百八十八

素因数分解:

2 2 × 3 2 × 7 1 × 271 1 × 2039 1

素因数の和:2327
約数の個数: 72
約数和(自身を含む): 403952640
約数和(自身を除く): 264705252

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 271, 542, 813, 1084, 1626, 1897, 2039, 2439, 3252, 3794, 4078, 4878, 5691, 6117, 7588, 8156, 9756, 11382, 12234, 14273, 17073, 18351, 22764, 24468, 28546, 34146, 36702, 42819, 57092, 68292, 73404, 85638, 128457, 171276, 256914, 513828, 552569, 1105138, 1657707, 2210276, 3315414, 3867983, 4973121, 6630828, 7735966, 9946242, 11603949, 15471932, 19892484, 23207898, 34811847, 46415796, 69623694, 139247388]

約数ペア:
[(1, 139247388), (2, 69623694), (3, 46415796), (4, 34811847), (6, 23207898), (7, 19892484), (9, 15471932), (12, 11603949), (14, 9946242), (18, 7735966), (21, 6630828), (28, 4973121), (36, 3867983), (42, 3315414), (63, 2210276), (84, 1657707), (126, 1105138), (252, 552569), (271, 513828), (542, 256914), (813, 171276), (1084, 128457), (1626, 85638), (1897, 73404), (2039, 68292), (2439, 57092), (3252, 42819), (3794, 36702), (4078, 34146), (4878, 28546), (5691, 24468), (6117, 22764), (7588, 18351), (8156, 17073), (9756, 14273), (11382, 12234)]

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