About the Number

12491028

12491027 ← → 12491029

2進数表記:101111101001100100010100

漢数字表記:千二百四十九万千二十八

素因数分解:

2 2 × 3 2 × 11 1 × 31543 1

素因数の和:31564
約数の個数: 36
約数和(自身を含む): 34446048
約数和(自身を除く): 21955020

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 31543, 63086, 94629, 126172, 189258, 283887, 346973, 378516, 567774, 693946, 1040919, 1135548, 1387892, 2081838, 3122757, 4163676, 6245514, 12491028]

約数ペア:
[(1, 12491028), (2, 6245514), (3, 4163676), (4, 3122757), (6, 2081838), (9, 1387892), (11, 1135548), (12, 1040919), (18, 693946), (22, 567774), (33, 378516), (36, 346973), (44, 283887), (66, 189258), (99, 126172), (132, 94629), (198, 63086), (396, 31543)]

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