About the Number

12312531

12312530 ← → 12312532

2進数表記:101110111101111111010011

漢数字表記:千二百三十一万二千五百三十一

素因数分解:

3 2 × 7 1 × 11 1 × 109 1 × 163 1

素因数の和:296
約数の個数: 48
約数和(自身を含む): 22513920
約数和(自身を除く): 10201389

約数列:
[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 109, 163, 231, 327, 489, 693, 763, 981, 1141, 1199, 1467, 1793, 2289, 3423, 3597, 5379, 6867, 8393, 10269, 10791, 12551, 16137, 17767, 25179, 37653, 53301, 75537, 112959, 124369, 159903, 195437, 373107, 586311, 1119321, 1368059, 1758933, 4104177, 12312531]

約数ペア:
[(1, 12312531), (3, 4104177), (7, 1758933), (9, 1368059), (11, 1119321), (21, 586311), (33, 373107), (63, 195437), (77, 159903), (99, 124369), (109, 112959), (163, 75537), (231, 53301), (327, 37653), (489, 25179), (693, 17767), (763, 16137), (981, 12551), (1141, 10791), (1199, 10269), (1467, 8393), (1793, 6867), (2289, 5379), (3423, 3597)]

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