1276246528

素因数分解:

$2^9\times {\mathrm{839}}^1\times {\mathrm{2971}}^1$

素因数の和:3828

約数の個数: 40

約数和(自身を含む): 2553899040

約数和(自身を除く): 1277652512

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 839, 1678, 2971, 3356, 5942, 6712, 11884, 13424, 23768, 26848, 47536, 53696, 95072, 107392, 190144, 214784, 380288, 429568, 760576, 1521152, 2492669, 4985338, 9970676, 19941352, 39882704, 79765408, 159530816, 319061632, 638123264, 1276246528]

約数ペア:

[(1, 1276246528), (2, 638123264), (4, 319061632), (8, 159530816), (16, 79765408), (32, 39882704), (64, 19941352), (128, 9970676), (256, 4985338), (512, 2492669), (839, 1521152), (1678, 760576), (2971, 429568), (3356, 380288), (5942, 214784), (6712, 190144), (11884, 107392), (13424, 95072), (23768, 53696), (26848, 47536)]