212990288

素因数分解:

$2^4\times 7^1\times {\mathrm{1901699}}^1$

素因数の和:1901714

約数の個数: 20

約数和(自身を含む): 471621600

約数和(自身を除く): 258631312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1901699, 3803398, 7606796, 13311893, 15213592, 26623786, 30427184, 53247572, 106495144, 212990288]

約数ペア:

[(1, 212990288), (2, 106495144), (4, 53247572), (7, 30427184), (8, 26623786), (14, 15213592), (16, 13311893), (28, 7606796), (56, 3803398), (112, 1901699)]