About the Number

331387128

331387127 ← → 331387129

2進数表記:10011110000001001000011111000

漢数字表記:三億三千百三十八万七千百二十八

素因数分解:

2 3 × 3 2 × 23 1 × 83 1 × 2411 1

素因数の和:2529
約数の個数: 96
約数和(自身を含む): 948205440
約数和(自身を除く): 616818312

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 83, 92, 138, 166, 184, 207, 249, 276, 332, 414, 498, 552, 664, 747, 828, 996, 1494, 1656, 1909, 1992, 2411, 2988, 3818, 4822, 5727, 5976, 7233, 7636, 9644, 11454, 14466, 15272, 17181, 19288, 21699, 22908, 28932, 34362, 43398, 45816, 55453, 57864, 68724, 86796, 110906, 137448, 166359, 173592, 200113, 221812, 332718, 400226, 443624, 499077, 600339, 665436, 800452, 998154, 1200678, 1330872, 1600904, 1801017, 1996308, 2401356, 3602034, 3992616, 4602599, 4802712, 7204068, 9205198, 13807797, 14408136, 18410396, 27615594, 36820792, 41423391, 55231188, 82846782, 110462376, 165693564, 331387128]

約数ペア:
[(1, 331387128), (2, 165693564), (3, 110462376), (4, 82846782), (6, 55231188), (8, 41423391), (9, 36820792), (12, 27615594), (18, 18410396), (23, 14408136), (24, 13807797), (36, 9205198), (46, 7204068), (69, 4802712), (72, 4602599), (83, 3992616), (92, 3602034), (138, 2401356), (166, 1996308), (184, 1801017), (207, 1600904), (249, 1330872), (276, 1200678), (332, 998154), (414, 800452), (498, 665436), (552, 600339), (664, 499077), (747, 443624), (828, 400226), (996, 332718), (1494, 221812), (1656, 200113), (1909, 173592), (1992, 166359), (2411, 137448), (2988, 110906), (3818, 86796), (4822, 68724), (5727, 57864), (5976, 55453), (7233, 45816), (7636, 43398), (9644, 34362), (11454, 28932), (14466, 22908), (15272, 21699), (17181, 19288)]

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