208689612

素因数分解:

$2^2\times 3^1\times {\mathrm{241}}^1\times {\mathrm{72161}}^1$

素因数の和:72409

約数の個数: 24

約数和(自身を含む): 488969712

約数和(自身を除く): 280280100

約数列:

[1, 2, 3, 4, 6, 12, 241, 482, 723, 964, 1446, 2892, 72161, 144322, 216483, 288644, 432966, 865932, 17390801, 34781602, 52172403, 69563204, 104344806, 208689612]

約数ペア:

[(1, 208689612), (2, 104344806), (3, 69563204), (4, 52172403), (6, 34781602), (12, 17390801), (241, 865932), (482, 432966), (723, 288644), (964, 216483), (1446, 144322), (2892, 72161)]