205651576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7351}}^1$

素因数の和:7639

約数の個数: 32

約数和(自身を含む): 416858400

約数和(自身を除く): 211206824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 1076, 2152, 3497, 6994, 7351, 13988, 14702, 27976, 29404, 58808, 95563, 191126, 382252, 764504, 1977419, 3954838, 7909676, 15819352, 25706447, 51412894, 102825788, 205651576]

約数ペア:

[(1, 205651576), (2, 102825788), (4, 51412894), (8, 25706447), (13, 15819352), (26, 7909676), (52, 3954838), (104, 1977419), (269, 764504), (538, 382252), (1076, 191126), (2152, 95563), (3497, 58808), (6994, 29404), (7351, 27976), (13988, 14702)]