About the Number

129606990

129606989 ← → 129606991

2進数表記:111101110011010010101001110

漢数字表記:一億二千九百六十万六千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 83 1 × 52051 1

素因数の和:52144
約数の個数: 32
約数和(自身を含む): 314810496
約数和(自身を除く): 185203506

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 52051, 104102, 156153, 260255, 312306, 520510, 780765, 1561530, 4320233, 8640466, 12960699, 21601165, 25921398, 43202330, 64803495, 129606990]

約数ペア:
[(1, 129606990), (2, 64803495), (3, 43202330), (5, 25921398), (6, 21601165), (10, 12960699), (15, 8640466), (30, 4320233), (83, 1561530), (166, 780765), (249, 520510), (415, 312306), (498, 260255), (830, 156153), (1245, 104102), (2490, 52051)]

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