251342685

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1279}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 476835840

約数和(自身を除く): 225493155

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 397, 495, 1191, 1279, 1985, 3573, 3837, 4367, 5955, 6395, 11511, 13101, 14069, 17865, 19185, 21835, 39303, 42207, 57555, 65505, 70345, 126621, 196515, 211035, 507763, 633105, 1523289, 2538815, 4569867, 5585393, 7616445, 16756179, 22849335, 27926965, 50268537, 83780895, 251342685]

約数ペア:

[(1, 251342685), (3, 83780895), (5, 50268537), (9, 27926965), (11, 22849335), (15, 16756179), (33, 7616445), (45, 5585393), (55, 4569867), (99, 2538815), (165, 1523289), (397, 633105), (495, 507763), (1191, 211035), (1279, 196515), (1985, 126621), (3573, 70345), (3837, 65505), (4367, 57555), (5955, 42207), (6395, 39303), (11511, 21835), (13101, 19185), (14069, 17865)]