About the Number

771084990

771084989 ← → 771084991

2進数表記:101101111101011101001010111110

漢数字表記:七億七千百八万四千九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 659047 1

素因数の和:659073
約数の個数: 48
約数和(自身を含む): 2159041248
約数和(自身を除く): 1387956258

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 659047, 1318094, 1977141, 3295235, 3954282, 5931423, 6590470, 8567611, 9885705, 11862846, 17135222, 19771410, 25702833, 29657115, 42838055, 51405666, 59314230, 77108499, 85676110, 128514165, 154216998, 257028330, 385542495, 771084990]

約数ペア:
[(1, 771084990), (2, 385542495), (3, 257028330), (5, 154216998), (6, 128514165), (9, 85676110), (10, 77108499), (13, 59314230), (15, 51405666), (18, 42838055), (26, 29657115), (30, 25702833), (39, 19771410), (45, 17135222), (65, 11862846), (78, 9885705), (90, 8567611), (117, 6590470), (130, 5931423), (195, 3954282), (234, 3295235), (390, 1977141), (585, 1318094), (1170, 659047)]

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