211515252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1355867}}^1$

素因数の和:1355887

約数の個数: 24

約数和(自身を含む): 531500256

約数和(自身を除く): 319985004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1355867, 2711734, 4067601, 5423468, 8135202, 16270404, 17626271, 35252542, 52878813, 70505084, 105757626, 211515252]

約数ペア:

[(1, 211515252), (2, 105757626), (3, 70505084), (4, 52878813), (6, 35252542), (12, 17626271), (13, 16270404), (26, 8135202), (39, 5423468), (52, 4067601), (78, 2711734), (156, 1355867)]