664698716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{115319}}^1$

素因数の和:115465

約数の個数: 24

約数和(自身を含む): 1278668160

約数和(自身を除く): 613969444

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 5764, 115319, 230638, 461276, 1268509, 2537018, 5074036, 15106789, 30213578, 60427156, 166174679, 332349358, 664698716]

約数ペア:

[(1, 664698716), (2, 332349358), (4, 166174679), (11, 60427156), (22, 30213578), (44, 15106789), (131, 5074036), (262, 2537018), (524, 1268509), (1441, 461276), (2882, 230638), (5764, 115319)]