12821872

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 28569600

約数和(自身を除く): 15747728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 479, 956, 958, 1673, 1912, 1916, 3346, 3353, 3824, 3832, 6692, 6706, 7664, 13384, 13412, 26768, 26824, 53648, 114481, 228962, 457924, 801367, 915848, 1602734, 1831696, 3205468, 6410936, 12821872]

約数ペア:

[(1, 12821872), (2, 6410936), (4, 3205468), (7, 1831696), (8, 1602734), (14, 915848), (16, 801367), (28, 457924), (56, 228962), (112, 114481), (239, 53648), (478, 26824), (479, 26768), (956, 13412), (958, 13384), (1673, 7664), (1912, 6706), (1916, 6692), (3346, 3832), (3353, 3824)]