About the Number

201072807

201072806 ← → 201072808

2進数表記:1011111111000010000010100111

漢数字表記:二億百七万二千八百七

素因数分解:

3 3 × 13 1 × 241 1 × 2377 1

素因数の和:2640
約数の個数: 32
約数和(自身を含む): 322266560
約数和(自身を除く): 121193753

約数列:
[1, 3, 9, 13, 27, 39, 117, 241, 351, 723, 2169, 2377, 3133, 6507, 7131, 9399, 21393, 28197, 30901, 64179, 84591, 92703, 278109, 572857, 834327, 1718571, 5155713, 7447141, 15467139, 22341423, 67024269, 201072807]

約数ペア:
[(1, 201072807), (3, 67024269), (9, 22341423), (13, 15467139), (27, 7447141), (39, 5155713), (117, 1718571), (241, 834327), (351, 572857), (723, 278109), (2169, 92703), (2377, 84591), (3133, 64179), (6507, 30901), (7131, 28197), (9399, 21393)]

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