About the Number

12886470

12886469 ← → 12886471

2進数表記:110001001010000111000110

漢数字表記:千二百八十八万六千四百七十

素因数分解:

2 1 × 3 2 × 5 1 × 131 1 × 1093 1

素因数の和:1237
約数の個数: 48
約数和(自身を含む): 33791472
約数和(自身を除く): 20905002

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1093, 1179, 1310, 1965, 2186, 2358, 3279, 3930, 5465, 5895, 6558, 9837, 10930, 11790, 16395, 19674, 32790, 49185, 98370, 143183, 286366, 429549, 715915, 859098, 1288647, 1431830, 2147745, 2577294, 4295490, 6443235, 12886470]

約数ペア:
[(1, 12886470), (2, 6443235), (3, 4295490), (5, 2577294), (6, 2147745), (9, 1431830), (10, 1288647), (15, 859098), (18, 715915), (30, 429549), (45, 286366), (90, 143183), (131, 98370), (262, 49185), (393, 32790), (655, 19674), (786, 16395), (1093, 11790), (1179, 10930), (1310, 9837), (1965, 6558), (2186, 5895), (2358, 5465), (3279, 3930)]

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