About the Number

139072890

139072889 ← → 139072891

2進数表記:1000010010100001010101111010

漢数字表記:一億三千九百七万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 421433 1

素因数の和:421454
約数の個数: 32
約数和(自身を含む): 364118976
約数和(自身を除く): 225046086

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 421433, 842866, 1264299, 2107165, 2528598, 4214330, 4635763, 6321495, 9271526, 12642990, 13907289, 23178815, 27814578, 46357630, 69536445, 139072890]

約数ペア:
[(1, 139072890), (2, 69536445), (3, 46357630), (5, 27814578), (6, 23178815), (10, 13907289), (11, 12642990), (15, 9271526), (22, 6321495), (30, 4635763), (33, 4214330), (55, 2528598), (66, 2107165), (110, 1264299), (165, 842866), (330, 421433)]

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