1257055744

素因数分解:

$2^9\times 7^1\times {\mathrm{350741}}^1$

素因数の和:350766

約数の個数: 40

約数和(自身を含む): 2870472528

約数和(自身を除く): 1613416784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 350741, 701482, 1402964, 2455187, 2805928, 4910374, 5611856, 9820748, 11223712, 19641496, 22447424, 39282992, 44894848, 78565984, 89789696, 157131968, 179579392, 314263936, 628527872, 1257055744]

約数ペア:

[(1, 1257055744), (2, 628527872), (4, 314263936), (7, 179579392), (8, 157131968), (14, 89789696), (16, 78565984), (28, 44894848), (32, 39282992), (56, 22447424), (64, 19641496), (112, 11223712), (128, 9820748), (224, 5611856), (256, 4910374), (448, 2805928), (512, 2455187), (896, 1402964), (1792, 701482), (3584, 350741)]