311021056

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{20947}}^1$

素因数の和:20994

約数の個数: 40

約数和(自身を含む): 642894120

約数和(自身を除く): 331873064

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1856, 3712, 7424, 14848, 20947, 41894, 83788, 167576, 335152, 607463, 670304, 1214926, 1340608, 2429852, 2681216, 4859704, 5362432, 9719408, 10724864, 19438816, 38877632, 77755264, 155510528, 311021056]

約数ペア:

[(1, 311021056), (2, 155510528), (4, 77755264), (8, 38877632), (16, 19438816), (29, 10724864), (32, 9719408), (58, 5362432), (64, 4859704), (116, 2681216), (128, 2429852), (232, 1340608), (256, 1214926), (464, 670304), (512, 607463), (928, 335152), (1856, 167576), (3712, 83788), (7424, 41894), (14848, 20947)]