212884199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 248209920

約数和(自身を除く): 35325721

約数列:

[1, 11, 37, 53, 71, 139, 407, 583, 781, 1529, 1961, 2627, 3763, 5143, 7367, 9869, 21571, 28897, 41393, 56573, 81037, 108559, 139231, 272579, 365153, 523057, 1531541, 2998369, 4016683, 5753627, 19353109, 212884199]

約数ペア:

[(1, 212884199), (11, 19353109), (37, 5753627), (53, 4016683), (71, 2998369), (139, 1531541), (407, 523057), (583, 365153), (781, 272579), (1529, 139231), (1961, 108559), (2627, 81037), (3763, 56573), (5143, 41393), (7367, 28897), (9869, 21571)]