About the Number

131981424

131981423 ← → 131981425

2進数表記:111110111011110000001110000

漢数字表記:一億三千百九十八万千四百二十四

素因数分解:

2 4 × 3 1 × 67 1 × 41039 1

素因数の和:41117
約数の個数: 40
約数和(自身を含む): 346049280
約数和(自身を除く): 214067856

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 41039, 82078, 123117, 164156, 246234, 328312, 492468, 656624, 984936, 1969872, 2749613, 5499226, 8248839, 10998452, 16497678, 21996904, 32995356, 43993808, 65990712, 131981424]

約数ペア:
[(1, 131981424), (2, 65990712), (3, 43993808), (4, 32995356), (6, 21996904), (8, 16497678), (12, 10998452), (16, 8248839), (24, 5499226), (48, 2749613), (67, 1969872), (134, 984936), (201, 656624), (268, 492468), (402, 328312), (536, 246234), (804, 164156), (1072, 123117), (1608, 82078), (3216, 41039)]

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