1557456

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 4089024

約数和(自身を除く): 2531568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 457, 568, 852, 914, 1136, 1371, 1704, 1828, 2742, 3408, 3656, 5484, 7312, 10968, 21936, 32447, 64894, 97341, 129788, 194682, 259576, 389364, 519152, 778728, 1557456]

約数ペア:

[(1, 1557456), (2, 778728), (3, 519152), (4, 389364), (6, 259576), (8, 194682), (12, 129788), (16, 97341), (24, 64894), (48, 32447), (71, 21936), (142, 10968), (213, 7312), (284, 5484), (426, 3656), (457, 3408), (568, 2742), (852, 1828), (914, 1704), (1136, 1371)]