71140428

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{7873}}^1$

素因数の和:8134

約数の個数: 36

約数和(自身を含む): 180566568

約数和(自身を除く): 109426140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2259, 3012, 4518, 7873, 9036, 15746, 23619, 31492, 47238, 70857, 94476, 141714, 283428, 1976123, 3952246, 5928369, 7904492, 11856738, 17785107, 23713476, 35570214, 71140428]

約数ペア:

[(1, 71140428), (2, 35570214), (3, 23713476), (4, 17785107), (6, 11856738), (9, 7904492), (12, 5928369), (18, 3952246), (36, 1976123), (251, 283428), (502, 141714), (753, 94476), (1004, 70857), (1506, 47238), (2259, 31492), (3012, 23619), (4518, 15746), (7873, 9036)]