About the Number

133881420

133881419 ← → 133881421

2進数表記:111111110101101111001001100

漢数字表記:一億三千三百八十八万千四百二十

素因数分解:

2 2 × 3 1 × 5 1 × 2231357 1

素因数の和:2231369
約数の個数: 24
約数和(自身を含む): 374868144
約数和(自身を除く): 240986724

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2231357, 4462714, 6694071, 8925428, 11156785, 13388142, 22313570, 26776284, 33470355, 44627140, 66940710, 133881420]

約数ペア:
[(1, 133881420), (2, 66940710), (3, 44627140), (4, 33470355), (5, 26776284), (6, 22313570), (10, 13388142), (12, 11156785), (15, 8925428), (20, 6694071), (30, 4462714), (60, 2231357)]

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