About the Number

72874242

72874241 ← → 72874243

2進数表記:100010101111111100100000010

漢数字表記:七千二百八十七万四千二百四十二

素因数分解:

2 1 × 3 5 × 7 1 × 31 1 × 691 1

素因数の和:746
約数の個数: 96
約数和(自身を含む): 193449984
約数和(自身を除く): 120575742

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 93, 126, 162, 186, 189, 217, 243, 279, 378, 434, 486, 558, 567, 651, 691, 837, 1134, 1302, 1382, 1674, 1701, 1953, 2073, 2511, 3402, 3906, 4146, 4837, 5022, 5859, 6219, 7533, 9674, 11718, 12438, 14511, 15066, 17577, 18657, 21421, 29022, 35154, 37314, 42842, 43533, 52731, 55971, 64263, 87066, 105462, 111942, 128526, 130599, 149947, 167913, 192789, 261198, 299894, 335826, 385578, 391797, 449841, 578367, 783594, 899682, 1156734, 1175391, 1349523, 1735101, 2350782, 2699046, 3470202, 4048569, 5205303, 8097138, 10410606, 12145707, 24291414, 36437121, 72874242]

約数ペア:
[(1, 72874242), (2, 36437121), (3, 24291414), (6, 12145707), (7, 10410606), (9, 8097138), (14, 5205303), (18, 4048569), (21, 3470202), (27, 2699046), (31, 2350782), (42, 1735101), (54, 1349523), (62, 1175391), (63, 1156734), (81, 899682), (93, 783594), (126, 578367), (162, 449841), (186, 391797), (189, 385578), (217, 335826), (243, 299894), (279, 261198), (378, 192789), (434, 167913), (486, 149947), (558, 130599), (567, 128526), (651, 111942), (691, 105462), (837, 87066), (1134, 64263), (1302, 55971), (1382, 52731), (1674, 43533), (1701, 42842), (1953, 37314), (2073, 35154), (2511, 29022), (3402, 21421), (3906, 18657), (4146, 17577), (4837, 15066), (5022, 14511), (5859, 12438), (6219, 11718), (7533, 9674)]

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