1630426

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 24

約数和(自身を含む): 2889216

約数和(自身を除く): 1258790

約数列:

[1, 2, 7, 14, 49, 98, 127, 131, 254, 262, 889, 917, 1778, 1834, 6223, 6419, 12446, 12838, 16637, 33274, 116459, 232918, 815213, 1630426]

約数ペア:

[(1, 1630426), (2, 815213), (7, 232918), (14, 116459), (49, 33274), (98, 16637), (127, 12838), (131, 12446), (254, 6419), (262, 6223), (889, 1834), (917, 1778)]