About the Number

42512988

42512987 ← → 42512989

2進数表記:10100010001011001001011100

漢数字表記:四千二百五十一万二千九百八十八

素因数分解:

2 2 × 3 1 × 7 2 × 17 1 × 4253 1

素因数の和:4291
約数の個数: 72
約数和(自身を含む): 122208912
約数和(自身を除く): 79695924

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4253, 4998, 8506, 9996, 12759, 17012, 25518, 29771, 51036, 59542, 72301, 89313, 119084, 144602, 178626, 208397, 216903, 289204, 357252, 416794, 433806, 506107, 625191, 833588, 867612, 1012214, 1250382, 1518321, 2024428, 2500764, 3036642, 3542749, 6073284, 7085498, 10628247, 14170996, 21256494, 42512988]

約数ペア:
[(1, 42512988), (2, 21256494), (3, 14170996), (4, 10628247), (6, 7085498), (7, 6073284), (12, 3542749), (14, 3036642), (17, 2500764), (21, 2024428), (28, 1518321), (34, 1250382), (42, 1012214), (49, 867612), (51, 833588), (68, 625191), (84, 506107), (98, 433806), (102, 416794), (119, 357252), (147, 289204), (196, 216903), (204, 208397), (238, 178626), (294, 144602), (357, 119084), (476, 89313), (588, 72301), (714, 59542), (833, 51036), (1428, 29771), (1666, 25518), (2499, 17012), (3332, 12759), (4253, 9996), (4998, 8506)]

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