About the Number

1189969209

1189969208 ← → 1189969210

2進数表記:1000110111011010111110100111001

漢数字表記:十一億八千九百九十六万九千二百九

素因数分解:

3 2 × 11 1 × 13 1 × 29 1 × 31883 1

素因数の和:31942
約数の個数: 48
約数和(自身を含む): 2089039680
約数和(自身を除く): 899070471

約数列:
[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 261, 319, 377, 429, 957, 1131, 1287, 2871, 3393, 4147, 12441, 31883, 37323, 95649, 286947, 350713, 414479, 924607, 1052139, 1243437, 2773821, 3156417, 3730311, 4559269, 8321463, 10170677, 12019891, 13677807, 30512031, 36059673, 41033421, 91536093, 108179019, 132218801, 396656403, 1189969209]

約数ペア:
[(1, 1189969209), (3, 396656403), (9, 132218801), (11, 108179019), (13, 91536093), (29, 41033421), (33, 36059673), (39, 30512031), (87, 13677807), (99, 12019891), (117, 10170677), (143, 8321463), (261, 4559269), (319, 3730311), (377, 3156417), (429, 2773821), (957, 1243437), (1131, 1052139), (1287, 924607), (2871, 414479), (3393, 350713), (4147, 286947), (12441, 95649), (31883, 37323)]

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