1258001591

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{4051}}^1$

素因数の和:4215

約数の個数: 32

約数和(自身を含む): 1625986560

約数和(自身を除く): 367984969

約数列:

[1, 7, 11, 37, 77, 109, 259, 407, 763, 1199, 2849, 4033, 4051, 8393, 28231, 28357, 44363, 44561, 149887, 310541, 311927, 441559, 1049209, 1648757, 3090913, 4857149, 11541299, 16337683, 34000043, 114363781, 179714513, 1258001591]

約数ペア:

[(1, 1258001591), (7, 179714513), (11, 114363781), (37, 34000043), (77, 16337683), (109, 11541299), (259, 4857149), (407, 3090913), (763, 1648757), (1199, 1049209), (2849, 441559), (4033, 311927), (4051, 310541), (8393, 149887), (28231, 44561), (28357, 44363)]