28731241

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 10086551

約数列:

[1, 7, 11, 17, 47, 77, 119, 187, 329, 467, 517, 799, 1309, 3269, 3619, 5137, 5593, 7939, 8789, 21949, 35959, 55573, 61523, 87329, 153643, 241439, 373133, 611303, 1690073, 2611931, 4104463, 28731241]

約数ペア:

[(1, 28731241), (7, 4104463), (11, 2611931), (17, 1690073), (47, 611303), (77, 373133), (119, 241439), (187, 153643), (329, 87329), (467, 61523), (517, 55573), (799, 35959), (1309, 21949), (3269, 8789), (3619, 7939), (5137, 5593)]