208599748

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{122131}}^1$

素因数の和:122203

約数の個数: 24

約数和(自身を含む): 424042304

約数和(自身を除く): 215442556

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 122131, 244262, 488524, 854917, 1709834, 3419668, 7449991, 14899982, 29799964, 52149937, 104299874, 208599748]

約数ペア:

[(1, 208599748), (2, 104299874), (4, 52149937), (7, 29799964), (14, 14899982), (28, 7449991), (61, 3419668), (122, 1709834), (244, 854917), (427, 488524), (854, 244262), (1708, 122131)]