About the Number

13521890

13521889 ← → 13521891

2進数表記:110011100101001111100010

漢数字表記:千三百五十二万千八百九十

素因数分解:

2 1 × 5 1 × 31 1 × 53 1 × 823 1

素因数の和:914
約数の個数: 32
約数和(自身を含む): 25629696
約数和(自身を除く): 12107806

約数列:
[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 823, 1643, 1646, 3286, 4115, 8215, 8230, 16430, 25513, 43619, 51026, 87238, 127565, 218095, 255130, 436190, 1352189, 2704378, 6760945, 13521890]

約数ペア:
[(1, 13521890), (2, 6760945), (5, 2704378), (10, 1352189), (31, 436190), (53, 255130), (62, 218095), (106, 127565), (155, 87238), (265, 51026), (310, 43619), (530, 25513), (823, 16430), (1643, 8230), (1646, 8215), (3286, 4115)]

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