About the Number

29100990

29100989 ← → 29100991

2進数表記:1101111000000101110111110

漢数字表記:二千九百十万九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 47 1 × 20639 1

素因数の和:20696
約数の個数: 32
約数和(自身を含む): 71331840
約数和(自身を除く): 42230850

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 20639, 41278, 61917, 103195, 123834, 206390, 309585, 619170, 970033, 1940066, 2910099, 4850165, 5820198, 9700330, 14550495, 29100990]

約数ペア:
[(1, 29100990), (2, 14550495), (3, 9700330), (5, 5820198), (6, 4850165), (10, 2910099), (15, 1940066), (30, 970033), (47, 619170), (94, 309585), (141, 206390), (235, 123834), (282, 103195), (470, 61917), (705, 41278), (1410, 20639)]

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