About the Number

127811090

127811089 ← → 127811091

2進数表記:111100111100011111000010010

漢数字表記:一億二千七百八十一万千九十

素因数分解:

2 1 × 5 1 × 11 2 × 53 1 × 1993 1

素因数の和:2075
約数の個数: 48
約数和(自身を含む): 257776344
約数和(自身を除く): 129965254

約数列:
[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 121, 242, 265, 530, 583, 605, 1166, 1210, 1993, 2915, 3986, 5830, 6413, 9965, 12826, 19930, 21923, 32065, 43846, 64130, 105629, 109615, 211258, 219230, 241153, 482306, 528145, 1056290, 1161919, 1205765, 2323838, 2411530, 5809595, 11619190, 12781109, 25562218, 63905545, 127811090]

約数ペア:
[(1, 127811090), (2, 63905545), (5, 25562218), (10, 12781109), (11, 11619190), (22, 5809595), (53, 2411530), (55, 2323838), (106, 1205765), (110, 1161919), (121, 1056290), (242, 528145), (265, 482306), (530, 241153), (583, 219230), (605, 211258), (1166, 109615), (1210, 105629), (1993, 64130), (2915, 43846), (3986, 32065), (5830, 21923), (6413, 19930), (9965, 12826)]

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