About the Number

12810690

12810689 ← → 12810691

2進数表記:110000110111100111000010

漢数字表記:千二百八十一万六百九十

素因数分解:

2 1 × 3 3 × 5 1 × 17 1 × 2791 1

素因数の和:2824
約数の個数: 64
約数和(自身を含む): 36184320
約数和(自身を除く): 23373630

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 2791, 4590, 5582, 8373, 13955, 16746, 25119, 27910, 41865, 47447, 50238, 75357, 83730, 94894, 125595, 142341, 150714, 237235, 251190, 284682, 376785, 427023, 474470, 711705, 753570, 854046, 1281069, 1423410, 2135115, 2562138, 4270230, 6405345, 12810690]

約数ペア:
[(1, 12810690), (2, 6405345), (3, 4270230), (5, 2562138), (6, 2135115), (9, 1423410), (10, 1281069), (15, 854046), (17, 753570), (18, 711705), (27, 474470), (30, 427023), (34, 376785), (45, 284682), (51, 251190), (54, 237235), (85, 150714), (90, 142341), (102, 125595), (135, 94894), (153, 83730), (170, 75357), (255, 50238), (270, 47447), (306, 41865), (459, 27910), (510, 25119), (765, 16746), (918, 13955), (1530, 8373), (2295, 5582), (2791, 4590)]

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