About the Number

131491304

131491303 ← → 131491305

2進数表記:111110101100110010111101000

漢数字表記:一億三千百四十九万千三百四

素因数分解:

2 3 × 7 2 × 53 1 × 6329 1

素因数の和:6402
約数の個数: 48
約数和(自身を含む): 292256100
約数和(自身を除く): 160764796

約数列:
[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 1484, 2597, 2968, 5194, 6329, 10388, 12658, 20776, 25316, 44303, 50632, 88606, 177212, 310121, 335437, 354424, 620242, 670874, 1240484, 1341748, 2348059, 2480968, 2683496, 4696118, 9392236, 16436413, 18784472, 32872826, 65745652, 131491304]

約数ペア:
[(1, 131491304), (2, 65745652), (4, 32872826), (7, 18784472), (8, 16436413), (14, 9392236), (28, 4696118), (49, 2683496), (53, 2480968), (56, 2348059), (98, 1341748), (106, 1240484), (196, 670874), (212, 620242), (371, 354424), (392, 335437), (424, 310121), (742, 177212), (1484, 88606), (2597, 50632), (2968, 44303), (5194, 25316), (6329, 20776), (10388, 12658)]

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