12780824

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9923}}^1$

素因数の和:9959

約数の個数: 32

約数和(自身を含む): 28581120

約数和(自身を除く): 15800296

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 9923, 19846, 39692, 69461, 79384, 138922, 228229, 277844, 456458, 555688, 912916, 1597603, 1825832, 3195206, 6390412, 12780824]

約数ペア:

[(1, 12780824), (2, 6390412), (4, 3195206), (7, 1825832), (8, 1597603), (14, 912916), (23, 555688), (28, 456458), (46, 277844), (56, 228229), (92, 138922), (161, 79384), (184, 69461), (322, 39692), (644, 19846), (1288, 9923)]