About the Number

129909087

129909086 ← → 129909088

2進数表記:111101111100100000101011111

漢数字表記:一億二千九百九十万九千八十七

素因数分解:

3 2 × 7 1 × 11 1 × 17 1 × 11027 1

素因数の和:11068
約数の個数: 48
約数和(自身を含む): 247732992
約数和(自身を除く): 117823905

約数列:
[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 3927, 11027, 11781, 33081, 77189, 99243, 121297, 187459, 231567, 363891, 562377, 694701, 849079, 1091673, 1312213, 1687131, 2062049, 2547237, 3936639, 6186147, 7641711, 11809917, 14434343, 18558441, 43303029, 129909087]

約数ペア:
[(1, 129909087), (3, 43303029), (7, 18558441), (9, 14434343), (11, 11809917), (17, 7641711), (21, 6186147), (33, 3936639), (51, 2547237), (63, 2062049), (77, 1687131), (99, 1312213), (119, 1091673), (153, 849079), (187, 694701), (231, 562377), (357, 363891), (561, 231567), (693, 187459), (1071, 121297), (1309, 99243), (1683, 77189), (3927, 33081), (11027, 11781)]

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