71580047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 95385600

約数和(自身を除く): 23805553

約数列:

[1, 7, 11, 17, 77, 119, 149, 187, 367, 1043, 1309, 1639, 2533, 2569, 4037, 6239, 11473, 17731, 27863, 28259, 43673, 54683, 68629, 195041, 382781, 480403, 601513, 929611, 4210591, 6507277, 10225721, 71580047]

約数ペア:

[(1, 71580047), (7, 10225721), (11, 6507277), (17, 4210591), (77, 929611), (119, 601513), (149, 480403), (187, 382781), (367, 195041), (1043, 68629), (1309, 54683), (1639, 43673), (2533, 28259), (2569, 27863), (4037, 17731), (6239, 11473)]