About the Number

3990272

3990271 ← → 3990273

2進数表記:1111001110001100000000

漢数字表記:三百九十九万二百七十二

素因数分解:

2 8 × 11 1 × 13 1 × 109 1

素因数の和:149
約数の個数: 72
約数和(自身を含む): 9443280
約数和(自身を除く): 5453008

約数列:
[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 109, 128, 143, 176, 208, 218, 256, 286, 352, 416, 436, 572, 704, 832, 872, 1144, 1199, 1408, 1417, 1664, 1744, 2288, 2398, 2816, 2834, 3328, 3488, 4576, 4796, 5668, 6976, 9152, 9592, 11336, 13952, 15587, 18304, 19184, 22672, 27904, 31174, 36608, 38368, 45344, 62348, 76736, 90688, 124696, 153472, 181376, 249392, 306944, 362752, 498784, 997568, 1995136, 3990272]

約数ペア:
[(1, 3990272), (2, 1995136), (4, 997568), (8, 498784), (11, 362752), (13, 306944), (16, 249392), (22, 181376), (26, 153472), (32, 124696), (44, 90688), (52, 76736), (64, 62348), (88, 45344), (104, 38368), (109, 36608), (128, 31174), (143, 27904), (176, 22672), (208, 19184), (218, 18304), (256, 15587), (286, 13952), (352, 11336), (416, 9592), (436, 9152), (572, 6976), (704, 5668), (832, 4796), (872, 4576), (1144, 3488), (1199, 3328), (1408, 2834), (1417, 2816), (1664, 2398), (1744, 2288)]

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