1276864

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:364

約数の個数: 28

約数和(自身を含む): 2578608

約数和(自身を除く): 1301744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 281, 284, 562, 568, 1124, 1136, 2248, 2272, 4496, 4544, 8992, 17984, 19951, 39902, 79804, 159608, 319216, 638432, 1276864]

約数ペア:

[(1, 1276864), (2, 638432), (4, 319216), (8, 159608), (16, 79804), (32, 39902), (64, 19951), (71, 17984), (142, 8992), (281, 4544), (284, 4496), (562, 2272), (568, 2248), (1124, 1136)]