About the Number

1272921870

1272921869 ← → 1272921871

2進数表記:1001011110111110011111100001110

漢数字表記:十二億七千二百九十二万千八百七十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 3857339 1

素因数の和:3857360
約数の個数: 32
約数和(自身を含む): 3332741760
約数和(自身を除く): 2059819890

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 3857339, 7714678, 11572017, 19286695, 23144034, 38573390, 42430729, 57860085, 84861458, 115720170, 127292187, 212153645, 254584374, 424307290, 636460935, 1272921870]

約数ペア:
[(1, 1272921870), (2, 636460935), (3, 424307290), (5, 254584374), (6, 212153645), (10, 127292187), (11, 115720170), (15, 84861458), (22, 57860085), (30, 42430729), (33, 38573390), (55, 23144034), (66, 19286695), (110, 11572017), (165, 7714678), (330, 3857339)]

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