208575836

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{122117}}^1$

素因数の和:122189

約数の個数: 24

約数和(自身を含む): 423993696

約数和(自身を除く): 215417860

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 122117, 244234, 488468, 854819, 1709638, 3419276, 7449137, 14898274, 29796548, 52143959, 104287918, 208575836]

約数ペア:

[(1, 208575836), (2, 104287918), (4, 52143959), (7, 29796548), (14, 14898274), (28, 7449137), (61, 3419276), (122, 1709638), (244, 854819), (427, 488468), (854, 244234), (1708, 122117)]