About the Number

131289312

131289311 ← → 131289313

2進数表記:111110100110101000011100000

漢数字表記:一億三千百二十八万九千三百十二

素因数分解:

2 5 × 3 1 × 7 1 × 11 1 × 17761 1

素因数の和:17792
約数の個数: 96
約数和(自身を含む): 429698304
約数和(自身を除く): 298408992

約数列:
[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 224, 231, 264, 308, 336, 352, 462, 528, 616, 672, 924, 1056, 1232, 1848, 2464, 3696, 7392, 17761, 35522, 53283, 71044, 106566, 124327, 142088, 195371, 213132, 248654, 284176, 372981, 390742, 426264, 497308, 568352, 586113, 745962, 781484, 852528, 994616, 1172226, 1367597, 1491924, 1562968, 1705056, 1989232, 2344452, 2735194, 2983848, 3125936, 3978464, 4102791, 4688904, 5470388, 5967696, 6251872, 8205582, 9377808, 10940776, 11935392, 16411164, 18755616, 21881552, 32822328, 43763104, 65644656, 131289312]

約数ペア:
[(1, 131289312), (2, 65644656), (3, 43763104), (4, 32822328), (6, 21881552), (7, 18755616), (8, 16411164), (11, 11935392), (12, 10940776), (14, 9377808), (16, 8205582), (21, 6251872), (22, 5967696), (24, 5470388), (28, 4688904), (32, 4102791), (33, 3978464), (42, 3125936), (44, 2983848), (48, 2735194), (56, 2344452), (66, 1989232), (77, 1705056), (84, 1562968), (88, 1491924), (96, 1367597), (112, 1172226), (132, 994616), (154, 852528), (168, 781484), (176, 745962), (224, 586113), (231, 568352), (264, 497308), (308, 426264), (336, 390742), (352, 372981), (462, 284176), (528, 248654), (616, 213132), (672, 195371), (924, 142088), (1056, 124327), (1232, 106566), (1848, 71044), (2464, 53283), (3696, 35522), (7392, 17761)]

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