About the Number

128492091

128492090 ← → 128492092

2進数表記:111101010001010001000111011

漢数字表記:一億二千八百四十九万二千九十一

素因数分解:

3 2 × 7 1 × 13 1 × 151 1 × 1039 1

素因数の和:1216
約数の個数: 48
約数和(自身を含む): 230164480
約数和(自身を除く): 101672389

約数列:
[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 151, 273, 453, 819, 1039, 1057, 1359, 1963, 3117, 3171, 5889, 7273, 9351, 9513, 13507, 13741, 17667, 21819, 40521, 41223, 65457, 94549, 121563, 123669, 156889, 283647, 470667, 850941, 1098223, 1412001, 2039557, 3294669, 6118671, 9884007, 14276899, 18356013, 42830697, 128492091]

約数ペア:
[(1, 128492091), (3, 42830697), (7, 18356013), (9, 14276899), (13, 9884007), (21, 6118671), (39, 3294669), (63, 2039557), (91, 1412001), (117, 1098223), (151, 850941), (273, 470667), (453, 283647), (819, 156889), (1039, 123669), (1057, 121563), (1359, 94549), (1963, 65457), (3117, 41223), (3171, 40521), (5889, 21819), (7273, 17667), (9351, 13741), (9513, 13507)]

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