About the Number

131056728

131056727 ← → 131056729

2進数表記:111110011111100010001011000

漢数字表記:一億三千百五万六千七百二十八

素因数分解:

2 3 × 3 1 × 11 1 × 496427 1

素因数の和:496447
約数の個数: 32
約数和(自身を含む): 357428160
約数和(自身を除く): 226371432

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 496427, 992854, 1489281, 1985708, 2978562, 3971416, 5460697, 5957124, 10921394, 11914248, 16382091, 21842788, 32764182, 43685576, 65528364, 131056728]

約数ペア:
[(1, 131056728), (2, 65528364), (3, 43685576), (4, 32764182), (6, 21842788), (8, 16382091), (11, 11914248), (12, 10921394), (22, 5957124), (24, 5460697), (33, 3971416), (44, 2978562), (66, 1985708), (88, 1489281), (132, 992854), (264, 496427)]

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