About the Number

12310389

12310388 ← → 12310390

2進数表記:101110111101011101110101

漢数字表記:千二百三十一万三百八十九

素因数分解:

3 2 × 7 1 × 13 1 × 15031 1

素因数の和:15057
約数の個数: 24
約数和(自身を含む): 21886592
約数和(自身を除く): 9576203

約数列:
[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15031, 45093, 105217, 135279, 195403, 315651, 586209, 946953, 1367821, 1758627, 4103463, 12310389]

約数ペア:
[(1, 12310389), (3, 4103463), (7, 1758627), (9, 1367821), (13, 946953), (21, 586209), (39, 315651), (63, 195403), (91, 135279), (117, 105217), (273, 45093), (819, 15031)]

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