About the Number

388680972

388680971 ← → 388680973

2進数表記:10111001010101100110100001100

漢数字表記:三億八千八百六十八万九百七十二

素因数分解:

2 2 × 3 1 × 223 1 × 337 1 × 431 1

素因数の和:998
約数の個数: 48
約数和(自身を含む): 915812352
約数和(自身を除く): 527131380

約数列:
[1, 2, 3, 4, 6, 12, 223, 337, 431, 446, 669, 674, 862, 892, 1011, 1293, 1338, 1348, 1724, 2022, 2586, 2676, 4044, 5172, 75151, 96113, 145247, 150302, 192226, 225453, 288339, 290494, 300604, 384452, 435741, 450906, 576678, 580988, 871482, 901812, 1153356, 1742964, 32390081, 64780162, 97170243, 129560324, 194340486, 388680972]

約数ペア:
[(1, 388680972), (2, 194340486), (3, 129560324), (4, 97170243), (6, 64780162), (12, 32390081), (223, 1742964), (337, 1153356), (431, 901812), (446, 871482), (669, 580988), (674, 576678), (862, 450906), (892, 435741), (1011, 384452), (1293, 300604), (1338, 290494), (1348, 288339), (1724, 225453), (2022, 192226), (2586, 150302), (2676, 145247), (4044, 96113), (5172, 75151)]

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